Metabolic studies in normal pregnancy. I. Nitrogen metabolism.
D000293:Adolescent; D000328:Adult; D005243:Feces / Q000032:analysis; D005260:Female; D006801:Humans; D009584:Nitrogen / Q000032:analysis / Q000378:metabolism* / Q000652:urine; D011247:Pregnancy / Q000502:physiology*
D009584:Nitrogen