Tetsuji Yokoyama, MD, PhD.
Chief, Systematic Review Section, Department of Technology Assessment and Biostatistics, National Institute of Public Health.


Research Interests:

  • Epidemiology of cardiovascular disease, cancer, and intractable diseases. Application of statistical methods in epidemiological research.


    Selected Publications:
  • Doi Y, Yokoyama T, Sakai M, Nakamura Y, Tango T, Takahashi K. Spatial Clusters of Creutzfeldt-Jakob Disease Mortality in Japan between 1995 and 2004. Neuroepidemiology. 2008;30:222-228.

  • Takashi Ito, Daisuke Kobayashi, Keisuke Uchida, Tamiko Takemura, Sakae Nagaoka, Intetsu Kobayashi, Tetsuji Yokoyama, Ikuo Ishige, Yuki Ishige, Noriko Ishida, Asuka Furukawa, Hiroe Muraoka, Satoshi Ikeda, Masaki Sekine, Noboru Ando, Yoshimi Suzuki, Tetsuo Yamada, Takashige Suzuki, Yoshinobu Eishi. Helicobacter pylori invades the gastric mucosa and translocates to the gastric lymph nodes. Laboratory Investigation. 2008;88:664-81.

  • Akira Yokoyama, Tai Omori, Tetsuji Yokoyama, Yasuo Sato, Hirofumi Kawakubo, Katsuya Maruyama, Hiromasa Ishii, and Toshifumi Hibi. Risk of metachronous squamous cell carcinoma in the upper aerodigestive tract of Japanese alcoholic men with esophageal squamous cell carcinoma: A long-term endoscopic follow-up study. Cancer Science. 2008;99:1164-71.

  • Okamoto K, Kihira T, Kondo T, Kobashi G, Washio M, Sasaki S, Yokoyama T, Miyake Y, Sakamoto N, Inaba Y, Nagai M. Nutritional status and risk of amyotrophic lateral sclerosis in Japan. Amyotroph Lateral Scler. 2007 Oct;8(5):300-4.

  • Yoshihiro Miyake, Yukihiro Ohya, Keiko Tanaka, Tetsuji Yokoyama, Satoshi Sasaki, Wakaba Fukushima, Satoko Ohfuji, Kyoko Saito, Chikako Kiyohara, Yoshio Hirota. Home environment and suspected atopic eczema in Japanese infants: The Osaka Maternal and Child Health Study. Pediatric Allergy and Immunology. 2007;18:425-432.

  • Asako Ishiwaki, Tetsuji Yokoyama, Hiroko Fujii, Kyoko Saito, Miho Nozue, Katsushi Yoshita, Nobuo Yoshiike. A statistical approach for estimating the distribution of usual dietary intake to assess nutritionally at-risk populations based on the Japanese new DRIs. Journal of Nutritional Science & Vitaminology. 2007;53:337-344.

  • Yuriko Doi, Tetsuji Yokoyama, Miyoshi Sakai, Yosikazu Nakamura. Creutzfeldt-Jakob disease mortality in Japan, 1979-2004: Analysis of national death certificate data. Journal of Epidemiology. 2007;17:133-139

  • Akira Yokoyama, Eri Tsutsumi, Hiromi Imazeki, Yoshihide Suwa, Chizu Nakamura, Tetsuji Yokoyama. Contribution of the alcohol dehydrogenase-1B genotype and oral microorganisms to high salivary acetaldehyde concentrations in Japanese alcoholic men. International Journal of Cancer. 2007;121:1047-1054.

  • Takahiro Asakage, Akira Yokoyama, Tatsumasa Haneda, Mitsuo Yamazaki, Manabu Muto, Tetsuji Yokoyama, Hoichi Kato, Hiroyasu Igaki, Toshimasa Tsujinaka, Yoshiya Kumagai, Masako Yokoyama, Tai Omori, Hiroshi Watanabe. Genetic polymorphisms of alcohol and aldehyde dehydrogenases and drinking, smoking, and diet in Japanese men with oral and pharyngeal squamous cell carcinoma. Carcinogenesis. 2007 Apr;28(4):865-74.

  • Akira Yokoyama, Tai Omori, Yoichi Tanaka, Tetsuji Yokoyama, Sugiura H, Mizukami T, Matsushita S, Higuchi S, Maruyama K, Ishii H, Hibi T. p53 protein accumulation, cancer multiplicity, and aldehyde dehydrogenase-2 genotype in Japanese alcoholic men with early esophageal squamous cell carcinoma. Cancer Lett. 2007 Mar;247(2):243-52.

  • Akira Yokoyama, Tetsuji Yokoyama, Tai Omori, Sachio Matsushita, Takeshi Mizukami, Hisao Takahashi, Susumu Higuchi, Katsuya Maruyama, Hiromasa Ishii, Toshifumi Hibi. Helicobacter pylori, chronic atrophic gastritis, inactive aldehyde dehydrogenase-2, macrocytosis, and multiple upper aerodigestive tract cancers and the risk for gastric cancer in alcoholic Japanese men. Journal of Gastroenterology and Hepatplogy. 2007 Feb;22(2):210-7.

  • Miyake Y, Sasaki S, Yokoyama T, Tanaka K, Ohya Y, Fukushima W, Saito K, Ohfuji S, Kiyohara C, Hirota Y; Osaka Maternal and Child Health Study Group. Risk of postpartum depression in relation to dietary fish and fat intake in Japan: the Osaka Maternal and Child Health Study. Psychol Med. 2006 Dec;36(12):1727-35.

  • Miyake Y, Sasaki S, Tanaka K, Yokoyama T, Ohya Y, Fukushima W, Saito K, Ohfuji S, Kiyohara C, Hirota Y; Osaka Maternal and Child Health Study Group. Dietary folate and vitamins B12, B6, and B2 intake and the risk of postpartum depression in Japan: the Osaka Maternal and Child Health Study. J Affect Disord. 2006 Nov;96(1-2):133-8.

  • Yokoyama A, Omori T, Yokoyama T, Sato Y, Mizukami T, Matsushita S, Higuchi S, Maruyama K, Ishii H, Hibi T. Risk of Squamous Cell Carcinoma of the Upper Aerodigestive Tract in Cancer-Free Alcoholic Japanese Men: An Endoscopic Follow-up Study. Cancer Epidemiol Biomarkers Prev. 2006 Nov; 15(11):2209-15.

  • Kawabe M, Miwa H, Ohkusa T, Yokoyama T, Kurosawa A, Asaoka D, Hojo M, Nagahara A, Tsuda H, Sato N. Nonsteroidal Anti-Inflammatory Drugs Induce Asymptomatic Gastroduodenal Ulcers in the Japanese Population-A Case-Control Study on Its Prevalence and the Protective Effect of Anti-Ulcer Agents. J Clin Biochem Nutr. 2006;39:145-152.

  • Akira Yokoyama, Takeshi Mizukami,Tai Omori, Tetsuji Yokoyama, Teruyuki Hirota, Sachio Matsushita, Susumu Higuchi, Katsuya Maruyama, Hiromasa Ishii, Toshifumi Hibi. Melanosis and squamous cell neoplasms of the upper aerodigestive tract in Japanese alcoholic men. Cancer Sci. 2006 Sep;97(9):905-11.

  • Tsuyoshi Tanabe, Ikuo Ishige, Yoshimi Suzuki, Yukie Aita, Asuka Furukawa, Yuki Ishige, Keisuke Uchida, Takashige Suzuki, Tamiko Takemura, Soichiro Ikushima, Masaru Oritsu, Tetsuji Yokoyama, Yukari Fujimoto, Koichi Fukase, Naohiro Inohara, Gabriel Nunez, Yoshinobu Eishi. Sarcoidosis and NOD1 variation with impaired recognition of intracellular Propionibacterium acnes. Biochimica et Biophysica Acta. 2006 Sep;1762:794-801.

  • Masakazu Washio, Takahiko Horiuchi, Chikako Kiyohara, Hiroko Kodama, Yoshifumi Tada, Toyoko Asami, Hiroki Takahashi, Gen Kobashi, Takashi Abe, Hisato Tanaka, Norihiko Nogami, Mine Harada, Hiroshi Tsukamoto, Saburo Ide, Kohei Nagasawa, Osamu Ushiyama, Takao Hotokebuchi, Kazushi Okamoto, Naomasa Sakamoto, Satoshi Sasaki, Yoshihiro Miyake, Tetsuji Yokoyama, Mitsuru Mori, Asae Oura, Yasuhisa Sinomura, Hiromu Suzuki, Motohisa Yamamoto, Yutaka Inaba, Masaki Nagai. Smoking, drinking, sleeping habits, and other lifestyle factors and the risk of systemic lupus erythematosus in Japanese females: findings from the KYSS study. Mod Rheumatol. 2006;16(3):143-50.

  • Yoshihiro Miyake, Satoshi Sasaki, Tetsuji Yokoyama, Kingo Chida, Arata Azuma, Takafumi Suda, Syoji Kudoh, Naomasa Sakamoto, Kazushi Okamoto, Gen Kobashi, Masakazu Washio, Yutaka Inaba, HeizoTanaka; Japan Idiopathic Pulmonary Fibrosis Study Group. Dietary fat and meat intake and idiopathic pulmonary fibrosis: a case-control study in Japan. Int J Tuberc Lung Dis. 2006 Mar;10(3):333-9.

  • Hara K, Matsushita Y, Horikoshi M, Yoshiike N, Yokoyama T, Tanaka H, Kadowaki T. A proposal for the cutoff point of waist circumference for the diagnosis of metabolic syndrome in the Japanese population. Diabetes Care. 2006 May;29(5):1123-4.

  • Yasutomi Kamei, Kyoko Saito, Tetsuji Yokoyama, Nobuo Yoshiike, Osamu Ezaki, Heizo Tanaka . Gly395Arg Polymorphism of PPAR-alpha Gene Was Not Detected in Japanese Population of 729 Individuals. J Nutr Sci Vitaminol. 2006 Feb;52:75-78.

  • Htay Lwin, Tetsuji Yokoyama, Nobuo Yoshiike, Kyoko Saito, Akio Yamamoto, Chigusa Date, Heizo Tanaka. Polymorphism of methylenetetrahydrofolate reductase gene (C677T MTHFR) is not a confounding factor of the relationship between serum uric acid level and the prevalence of hypertension in Japanese men. Circ J. Jan 2006;70(1):83-7.

  • Akira Yokoyama, Hoichi Kato, Tetsuji Yokoyama, Hiroyasu Igaki, Toshimasa Tsujinaka, Manabu Muto, Tai Omori, Yoshiya Kumagai, Masako Yokoyama, Hiroshi Watanabe. Esophageal Squamous Cell Carcinoma and Aldehyde Dehydrogenase-2 Genotypes in Japanese Females. Alcoholism Clinical & Experimental Research. 2006 Mar;30(3):491-500.

  • Shinichiro Nakada, Yoko Katsuki, Issei Imoto, Tetsuji Yokoyama, Masayuki Nagasawa, Johji Inazawa, Shuki Mizutani. Early G2/M checkpoint failure as a molecular mechanism underlying etoposide-induced chromosomal aberrations. Journal of Clinical Investigation. 2006 Aug;116:80-89.

  • Kamei Y, Lwin H, Saito K, Yokoyama T, Yoshiike N, Ezaki O, Tanaka H. The 2.3 genotype of ESRRA23 of the ERR alpha gene is associated with a higher BMI than the 2.2 genotype. Obes Res. 2005 Oct;13(10):1843-4.

  • Akira Yokoyama, Tetsuji Yokoyama, Yoshiya Kumagai, Hoichi Kato, Hiroyasu Igaki, Toshimasa Tsujinaka, Manabu Muto, Tai Omori, Masako Yokoyama, Hiroshi Watanabe. Mean Corpuscular Volume, Alcohol Flushing and the Predicted Risk of Squamous Cell Carcinoma of the Esophagus in Cancer-free Japanese Men. Alcoholism Clinical & Experimental Research. 2005;29(10):1877-1883.

  • Mariko Hojo, Hirorto Miwa, Tetsuji Yokoyama, Toshifumi Ohkusa, Akihito Nagahara, Masato Kawabe, Daisuke Asaoka, Yuko Izumi, Nobuhiro Sato. Treatment of functional dyspepsia with antianxiety or antidepressive agents: systematic review. Journal of Gastroenterology. 2005;40(11):1036-42.

  • Masako Yokoyama, Akira Yokoyama, Tetsuji Yokoyama, Kazuo Funazu, Genichi Hamana, Shuji Kondo, Takeshi Yamashita, Haruo Nakamura. Hangover Susceptibility in Relation to Aldehyde Dehydrogenase-2 Genotype, Alcohol Flushing, and Mean Corpuscular Volume in Japanese Workers. Alcoholism Clinical & Experimental Research. 2005;29(7):1165-71.

  • Yoshihiro Miyake, Satoshi Sasaki, Tetsuji Yokoyama, Kingo Chida, Arata Azuma, Takafumi Suda, Syoji Kudoh, Naomasa Sakamoto, Kazushi Okamoto, Gen Kobashi, Masakazu Washio, Yutaka Inaba, Heizo Tanaka; THE JAPAN IDIOPATHIC PULMONARY FIBROSIS STUDY GROUP. Case-control study of medical history and idiopathic pulmonary fibrosis in Japan. Respirology. 2005;10(4):504-9.

  • Hidemi Takimoto, Tetsuji Yokoyama, Nobuo Yoshiike, Hideoki Fukuoka. Increase in low-birth-weight infants in Japan and associated risk factors, 1980-2000. Journal of Obstetrics and Gynaecollogy Research. 2005;31(4):314-322.

  • Hiroko Ohwada, Takeo Nakayama, Yuji Suzuki, Tetsuji Yokoyama, and Masahiko Ishimaru. Energy Expenditure in Males with Mental Retardation. Journal of Nutritional Science and Vitaminology. 2005;51;68-74.

  • Akira Yokoyama, Tai Omori, Tetsuji Yokoyama, Yoichi Tanaka, Takeshi Mizukami, Sachio Matsushita, Susumu Higuchi, Hisao Takahashi, Katsuya Maruyama, Hiromasa Ishii, Toshifumi Hibi. Esophageal Melanosis, an Endoscopic Finding Associated with Squamous Cell Neoplasms of the Upper Aerodigestive Tract, and Inactive Aldehyde Dehydrogenase-2 in Japanese Alcoholic Men. Journal of Gastroenterology. 2005;40:676-684.

  • Tetsuji Yokoyama, Kyoko Saito, Htay Lwin, Nobuo Yoshiike, Akio Yamamoto, Yumi Matsushita, Chigusa Date, Heizo Tanaka. Epidemiological Evidence that Acetaldehyde Plays a Significant Role in the Development of Decreased Serum Folate Concentration and Elevated Mean Corpuscular Volume in Alcohol Drinkers. Alcoholism Clinical & Experimental Research 2005:29(4):622-30.

  • Htay Lwin, Nobuo Yoshiike, Tetsuji Yokoyama, Kyoko Saito, Chigusa Date, Heizo Tanaka. The relationships between plasma total homocysteine and selected atherosclerotic risk factors according to the C677T methylenetetrahydrofolate reductase gene in Japanese. European Journal of Cardiovascular Prevention and Rehabilitation 2005;12(2):182-184.

  • Yoshihiro Miyake, Satoshi Sasaki, Tetsuji Yokoyama, Kingo Chida, Arata Azuma, Takafumi Suda, Syoji Kudoh, Naomasa Sakamoto, Kazushi Okamoto, Gen Kobashi, Masakazu Washio, Yutaka Inaba, Heizo Tanaka. Occupational and environmental factors and idiopathic pulmonary fibrosis in Japan. Annals of Occupational Hygiene 2005;49(3):259-265.

  • Naomasa Sakamoto, Suminori Kono, Kenji Wakai, Yoshihiro Fukuda, Masamichi Satomi, Takashi Shimoyama, Yutaka Inaba, Yoshihiro Miyake, Satoshi Sasaki, Kazushi Okamoto, Gen Kobashi, Masakazu Washio, Tetsuji Yokoyama, Chigusa Date, Heizo Tanaka, and The Epidemiology Group of the Research Committee on Inflammatory Bowel Disease in Japan. Dietary risk factors for inflammatory bowel disease: a multicenter case-control study in Japan. Inflammatory Bowel Diseases 2005;11:154-63.

  • Yumi Matsushita, Tetsuji Yokoyama, Takeshi Homma, Heizo Tanaka, Kazuo Kawahara. Relationship between the ability to recognize energy intake and expenditure, and blood sugar control in type 2 diabetes mellitus patients. Diabetes Research and Clinical Practice 2005;67:220-6.

  • Kazushi Okamoto, Gen Kobashi, Masakazu Washio, Satoshi Sasaki, Tetsuji Yokoyama, Yoshihiro Miyake, Naomasa Sakamoto, Heizo Tanaka, Yutaka Inaba. Descriptive epidemiology of amyotrophic lateral sclerosis in Japan, 1995-2001. Journal of Epidemiology 2005;15:20-3.

  • Yoshihiro Miyake, Satoshi Sasaki, Tetsuji Yokoyama, Kingo Chida, Arata Azuma, Takafumi Suda, Syoji Kudoh, Naomasa Sakamoto, Kazushi Okamoto, Gen Kobashi, Masakazu Washio, Yutaka Inaba, Heizo Tanaka, Japan Idiopathic Pulmonary Fibrosis Study Group. Vegetable, fruit, and cereal intake and risk of idiopathic pulmonary fibrosis in Japan. Annals of Nutrition and Metabolism 2004;48:390-397.

  • Kazushi Okamoto, Gen Kobashi, Masakazu Washio, Satoshi Sasaki, Tetsuji Yokoyama, Yoshihiro Miyake, Naomasa Sakamoto, Kaori Ohta, Yutaka Inaba, Heizo Tanaka, and Japan Collaborative Epidemiological Study Group for Evaluation of Ossification of the Posterior Longitudinal Ligamant of the Spine (OPLL) Risk. Dietary habits and risk of OPLL;findings from a case-control study in Japan. Journal of Bone and Mineral Metabolism 2004;22:612-7.

  • Masakazu Washio, Gen Kobashi, Kazushi Okamoto, Satoshi Sasaki, Tetsuji Yokoyama, Yoshihiro Miyake, Naomasa Sakamoto, Kaori Ohta, Yutaka Inaba, Heizo Tanaka, and Japan Collaborative Epidemiological Study Group for Evaluation of Ossification of the Posterior Longitudinal Ligament of the Spine (OPLL) Risk. Sleeping habit and other life styles in the prime of life and risk for ossification of the posterior longitudinal ligament of the spine (OPLL): a case-control study in Japan. Journal of Epidemiology. 2004;14:168-173.

  • Gen Kobashi, Masakazu Washio, Kazushi Okamoto, Satoshi Sasaki, Tetsuji Yokoyama, Yoshihiro Miyake, Naomasa Sakamoto, Kaori Ohta, Yutaka Inaba, Heizo Tanaka, and Japan Collaborative Epidemiological Study Group for Evaluation of Ossification of the Posterior Longitudinal Ligamant of the Spine (OPLL) Risk. High body mass index after age 20 and diabetes mellitus are independent risk factors for ossification of the posterior longitudinal ligament of the spine in Japanese subjects: a case-control study in multiple hospitals. Spine. 2004;29(9):1006-10.

  • Yoshihiro Miyake, Tetsuji Yokoyama, Akiko Yura, Masayuki Iki, Tadahiko Shimizu. Ecological Association of Water Hardness with Prevalence of Childhood Atopic Dermatitis in a Japanese Urban Area. Environmental Research 2004;94:33-37.

  • Tetsuji Yokoyama, Akira Yokoyama, Hoichi Kato, Toshimasa Tsujinaka, Manabu Muto, Tai Omori, Tatsumasa Haneda, Yoshinari Kumagai, Hiroyasu Igaki, Masako Yokoyama, Hiroshi Watanabe, Haruko Yoshimizu. Alcohol flushing, alcohol and aldehyde dehydrogenase genotypes, and risk for esophageal squamous cell carcinoma in Japanese men. Cancer Epidemiology Biomarkers & Prevention 2003;12(11):1227-1233.

  • Yumi Matsushita, Tetsuji Yokoyama, Nobuo Yoshiike, Yasuhiro Matsumura, Chigusa Date, Kazuo Kawahara, Heizo Tanaka. Trp64Arg Polymorphism of the beta-3 Adrenergic Receptor Gene Is Not Associated With Body Weight or BMI in Japanese - A Longitudinal Analysis. Journal of Clinical Endocrinology and Metabolism 2003;88(12):5914-20.

  • Akira Yokoyama, Tetsuji Yokoyama, Taro Muramatsu, Tai Omori, Sachio Matsushita, Susumu Higuchi, Katsuya Maruyama, Hiromasa Ishii. Macrocytosis, A New Predictor for Esophageal Squamous Cell Carcinoma in Japanese Alcoholic Men. Carcinogenesis 2003;24:1773-1778.

  • Masako Yokoyama, Akira Yokoyama, Tetsuji Yokoyama, Genichi Hamana, Kazuo Funazu, Shuji Kondo, Takeshi Yamashita, Haruko Yoshimizu, Haruo Nakamura. Mean Corpuscular Volume and the Aldehyde Dehydrogenase-2 Genotype in Male Japanese Workers. Alcoholism Clinical & Experimental Research. 2003;27(9):1395-1401.

  • Wakako Kushiro, Tetsuji Yokoyama, Chigusa Date, Nobuo Yoshiike, and Heizo Tanaka. Excess Risk of Early Death in the Elderly Attributable to Activities of Daily Living, Mental Status, and Traditional Risk Factor: The Shibata Elderly Cohort Study with a 20-Year Follow-up. Geriatrics & Gerontology International. 2003;3(1):24-35.

  • Akira Hirasawa, Fumiko Saito-Ohara, Jun Inoue, Daisuke Aoki, Nobuyuki Susumu, Tetsuji Yokoyama, Shiro Nozawa, Johji Inazawa, Issei Imoto. Association of 17q21-q24 Gain in Ovarian Clear Cell Adenocarcinomas with Poor Prognosis and Identification of PPM1D and APPBP2 as Likely Amplification Targets.Clinical Cancer Research. 2003;9(6):1995-2004.

  • Kyoko Saito, Tetsuji Yokoyama, Nobuo Yoshiike, Chigusa Date, Akio Yamamoto, Masaaki Muramatsu, Heizo Tanaka. Do the ethanol metabolizing enzymes modify the relationship between alcohol consumption and blood pressure? Journal of Hypertension. 2003;21(6):1097-1105.

  • Toshio Yamada, Hiroto Miwa, Takuya Fujino, Shu Hirai, Tetsuji Yokoyama, Nobuhiro Sato. Improvement of Gastric Atrophy After Helicobacter pylori Eradication Therapy. Journal of Clinical Gastroenterology. 2003;36(5):405-410.

  • Tomomi Kimura, Tetsuji Yokoyama, Yasuhiro Matsumura, Nobuo Yoshiike, Chigusa Date, Masaaki Muramatsu, Heizo Tanaka. NOS3 genotype dependent correlation between blood pressure and physical activity. Hypertension. 2003;41(2):355-360.

  • Akira Yokoyama, Hoichi Kato, Tetsuji Yokoyama, Toshimasa Tsujinaka, Manabu Muto, Tai Omori, Tatsumasa Haneda, Yoshiya Kumagai, Hiroyasu Igaki, Masako Yokoyama, Hiroshi Watanabe, Haruhiko Fukuda, Haruko Yoshimizu. Genetic polymorphisms of alcohol and aldehyde dehydrogenases and glutathione S-transferase M1 and drinking, smoking, and diet in Japanese men with esophageal squamous cell carcinoma. Carcinogenesis. 2002;23(11):1851-1859.

  • Akira Yokoyama, Hiroshi Watanabe, Haruhiko Fukuda, Tatsumasa Haneda, Hoichi Kato, Tetsuji Yokoyama, Taro Muramatsu, Hiroyasu Igaki, Yuji Tachimori. Multiple cancers associated with esophageal and oropharyngolaryngeal squamous cell carcinoma and the aldehyde dehydrogenase-2 genotype in male Japanese drinkers. Cancer Epidemiology Biomarkers & Prevention. 2002;11(9):895-900.

  • Hiroto Miwa, Yuriko Sugiyama, Toshifumi Ohkusa, Akihiko Kurosawa, Mariko Hojo, Tetsuji Yokoyama, Tsutomu Hamada, Hisashi Basyuda, Nobuhiro Sato. Improvement of reflux symptoms 3 years after cure of Helicobacter pylori infection: a case-controlled study in the Japanese population. Helicobacter. 2002;7(4):219-24.

  • Prospective Studies Collaboration. Age-specific relevance of usual blood pressure to vascular mortality: a meta-analysis of individual data for one million adults in 61 prospective studies. Lancet. 2002;360:1903-13.

  • Htay Lwin, Tetsuji Yokoyama, Chigusa Date, Nobuo Yoshiike, Yoshihiro Kokubo, Heizo Tanaka. Are the Associations Between Life-style related Factors and Plasma Total Homocysteine Concentration Different According to Polymorphism of 5,10-Methylenetetrahydrofolate Reductase Gene (C677T MTHFR)? - A Cross-sectional study in a Japanese Rural Population. Journal of Epidemiology. 2002;12:126-35.

  • Jianguo Chen, Tetsuji Yokoyama, Kyoko Saito, Nobuo Yoshiike, Chigusa Date, Heizo Tanaka. Association of Human Cholesteryl Ester Transfer Protein-TaqI Polymorphisms with Serum HDL Cholesterol Levels in a Normolipemic Japanese Rural Population. Journal of Epidemiology. 2002;12:77-84.

  • Anisul Haque Chowdhury, Tetsuji Yokoyama, Yoshihiro Kokubo, Mohammad Mostafa Zaman, Anisul Haque, Heizo Tanaka. Apolipoprotein E Genetic Polymorphism and Stroke Subtypes in a Bangladeshi Hospital-Based Study. Journal of Epidemiology. 2001;11(3):131-8.

  • Mieko Nakamura, Gary Whitlock, Nobuo Aoki, Tsutomu Nakashima, Tomoyuki Hoshino, Tetsuji Yokoyama, Seiji Morioka, Takashi Kawamura, Heizo Tanaka, Tsutomu Hashimoto, Yoshiyuki Ohno. Japanese and Western Diet and Risk of Idiopathic Sudden Sensorineural Hearing Loss: A Case-Control Study Using Pooled Controls. International Journal of Epidemiology. 2001;30:608-15.

  • Mieko Nakamura, Nobuo Aoki, Tsutomu Nakashima, Tomoyuki Hoshino, Tetsuji Yokoyama, Seiji Morioka, Takashi Kawamura, Heizo Tanaka, Tsutomu Hashimoto, Yoshiyuki Ohno, Gary Whitlock. Smoking, Alcohol, Sleep and Risk of Idiopathic Sudden Deafness: A Case-Control Study Using Pooled Controls. Journal of Epidemiology.2001;11:81-6.

  • Anisul Haque Chowdhury, Yoshihiro Kokubo, Tetsuji Yokoyama, Nobuo Yoshiike, Quazi Deen Mohammed, Heizo Tanaka. Deletion Polymorphism of ACE Gene is Associated with Cortical Stroke in the Age Group?60 Years in a Bangladeshi Hospital-Based Study. CVD Prevention. 2001;3:195-204.

  • Akira Yokoyama, Taro Muramatsu, Tai Omori, Tetsuji Yokoyama, Sachio Matsushita, Susumu Higuchi, Katsuya Maruyama, Hiromasa Ishii. Alcohol and aldehyde dehydrogenase gene polymorphisms and oropharyngolaryngeal, esophageal, and stomach cancers in Japanese alcoholics. Carcinogenesis. 2001;22:433-439.

  • Toshifumi Ohkusa, Kazuhiko Fujiki, Ichizen Takashimizu, Jiro Kumagai, Toru Tanizawa, Yoshinobu Eishi, Tetsuji Yokoyama, Mamoru Watanabe. Improvement in Atrophic Gastritis and Intestinal Metaplasia in Patients from Whom Helicobacter pylori was Eradicated. Annals of Internal Medicine. 2001;134:380-386.

  • Mohammad Mostafa Zaman, Nobuo Yoshiike, Chigusa Date, Tetsuji Yokoyama, Yasuhiro Matsumura, Shinji Ikemoto, Heizo Tanaka. Angiotensin converting enzyme genetic polymorphism is not associated with hypertension in a cross-sectional sample of a Japanese population: The Shibata Study. Journal of Hypertension. 2001;19:47-53.

  • Takayuki Takashima, Tetsuji Yokoyama, Soh Futagami, Kyoko Ohno-Matsui, Heizo Tanaka, Takashi Tokoro, Manabu Mochizuki. The Quality of Life in Patients with Pathologic Myopia. Japanese Journal of Ophthalmology. 2001;45:84-92.

  • Tetsuji Yokoyama, Chigusa Date, Yoshihiro Kokubo, Nobuo Yoshiike, Yasuhiro Matsumura, Heizo Tanaka. Serum vitamin C concentration was inversely associated with subsequent 20-year incidence of stroke in a Japanese rural community - the Shibata study. Stroke. 2000; 31(10): 2287-94.

  • Yoshihiro Kokubo, Anisul Haque Chowdhury, Chigusa Date, Tetsuji Yokoyama, Sobue Hatiki, Heizo Tanaka. Age-dependent association of apolipoprotein E genotypes with stroke subtypes in a Japanese rural population. Stroke. 2000; 31(6): 1299-306.

  • Takeo Nakayama, Tetsuji Yokoyama, Nobuo Yoshiike, Mohammad Mostafa Zaman, Chigusa Date, Heizo Tanaka, Rodger Detels. Population attributable fraction of stroke incidence in middle-aged and elderly people: contributions of hypertension, smoking and atrial fibrillation. Neuroepidemiology. 2000; 19(4): 217-26.

  • Yasuhiro Matsumura, Nobuo Yoshiike, Tetsuji Yokoyama, Heizo Tanaka. Dietary intake and cancer mortality in Japan. BioFactors. 2000;12:95-9.