title: Stomach cancer and ecologic factors in Japan.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D002118:Calcium / Q000032:analysis; D004781:Environmental Exposure; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D008903:Minerals / Q000032:analysis; D013274:Stomach Neoplasms / Q000401:mortality*; D013431:Sulfates / Q000032:analysis; D013472:Sunlight; D013696:Temperature; D014881:Water Supply / Q000032:analysis
chemical_list: D008903:Minerals; D013431:Sulfates; D002118:Calcium