title: Alkaline phosphatase polymorphism of the human placenta in people of Negro and European origins living in Connecticut.
mesh_terms: D000469:Alkaline Phosphatase / Q000032:analysis*; D044383:Black People; D003237:Connecticut; D005260:Female; D005787:Gene Frequency; D006801:Humans; D007558:Italy; D009549:Nigeria; D010920:Placenta / Q000201:enzymology*; D011110:Polymorphism, Genetic; D011247:Pregnancy; D044465:White People; D001741:Black or African American
chemical_list: D000469:Alkaline Phosphatase