Placentation and zygosity of triplets and higher multiple births in Ibadan, Nigeria.
D000650:Amnion / Q000502:physiology; D000941:Antigens; D044383:Black People; D004912:Erythrocytes / Q000276:immunology; D005321:Extraembryonic Membranes / Q000502:physiology; D005260:Female; D005306:Fertilization; D006801:Humans; D008297:Male; D009549:Nigeria; D010063:Ovum; D010447:Peptide Hydrolases; D010733:Phosphoglucomutase; D010920:Placenta / Q000201:enzymology / Q000502:physiology*; D011247:Pregnancy; D011783:Quadruplets; D012744:Sex Ratio; D014310:Triplets; D014427:Twins; D044465:White People
D000941:Antigens; D010447:Peptide Hydrolases; D010733:Phosphoglucomutase