title: Lewis and ABH substances in amniotic fluid obtained by amniocentesis.
mesh_terms: D000649:Amniocentesis; D000653:Amniotic Fluid / Q000032:analysis*; D000941:Antigens / Q000032:analysis; D001789:Blood Group Antigens; D004912:Erythrocytes / Q000276:immunology; D005260:Female; D030342:Genetic Diseases, Inborn / Q000175:diagnosis; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D007983:Lewis Blood Group Antigens; D010641:Phenotype; D011247:Pregnancy; D011296:Prenatal Diagnosis; D012463:Saliva / Q000032:analysis
chemical_list: D000941:Antigens; D001789:Blood Group Antigens; D007983:Lewis Blood Group Antigens