Research on blood groups and selection from the child health and development studies, Oakland, California. II. Gravidae's characteristics.
D000017:ABO Blood-Group System; D000328:Adult; D001741:Black or African American; D000367:Age Factors; D001789:Blood Group Antigens; D001827:Body Height; D001835:Body Weight; D002140:California; D005260:Female; D006801:Humans; D008599:Menstruation Disturbances / Q000453:epidemiology; D011247:Pregnancy; D011627:Puberty; D012204:Rh-Hr Blood-Group System; D012907:Smoking; D013223:Statistics as Topic; D044465:White People
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D012204:Rh-Hr Blood-Group System