title: [Urinary excretion of aflatoxin M1 (AFM1) in Beijing and Qidong inhabitants].
mesh_terms: D016607:Aflatoxin M1; D000348:Aflatoxins / Q000652:urine*; D002681:China; D002851:Chromatography, High Pressure Liquid; D005506:Food Contamination; D006801:Humans; D008113:Liver Neoplasms / Q000209:etiology; D012621:Seasons
chemical_list: D000348:Aflatoxins; D016607:Aflatoxin M1