title: [Epidemiology of stomach cancer--with special reference to geographical distribution].
mesh_terms: D004032:Diet; D005260:Female; D005843:Geography; D006801:Humans; D007564:Japan; D008297:Male; D009747:Nutritional Physiological Phenomena; D012737:Sex Factors; D012959:Socioeconomic Factors; D012987:Soil / Q000032:analysis; D013274:Stomach Neoplasms / Q000453:epidemiology* / Q000209:etiology / Q000401:mortality
chemical_list: D012987:Soil