title: ABO blood groups and alkaline phosphatase isoenzymes in the 2nd trimester of pregnancy in Nigerian women.
mesh_terms: D000017:ABO Blood-Group System; D000293:Adolescent; D000328:Adult; D000469:Alkaline Phosphatase / Q000097:blood*; D005260:Female; D006801:Humans; D007527:Isoenzymes / Q000097:blood*; D009549:Nigeria; D011247:Pregnancy; D011262:Pregnancy Trimester, Second
chemical_list: D000017:ABO Blood-Group System; D007527:Isoenzymes; D000469:Alkaline Phosphatase