title: The geography and biology of lactose digestion and malabsorption.
mesh_terms: D003612:Dairying / Q000266:history*; D004063:Digestion; D005006:Ethnicity; D005799:Genes, Dominant; D006666:History of Medicine; D006801:Humans; D007223:Infant; D007785:Lactose / Q000378:metabolism*; D007787:Lactose Intolerance / Q000453:epidemiology* / Q000235:genetics; D009154:Mutation
chemical_list: D007785:Lactose