title: DNA test for hypolactasia premature.
authors.forename: D M
authors.initials: DM
authors.lastname: Swallow
mesh_terms: D000328:Adult; D000349:Africa / Q000453:epidemiology; D044383:Black People / Q000235:genetics; D006801:Humans; D043322:Lactase / Q000172:deficiency / Q000235:genetics*; D007787:Lactose Intolerance / Q000208:ethnology*; D011110:Polymorphism, Genetic
chemical_list: D043322:Lactase