title: Urinary excretion of hydroxyproline in pregnancy.
mesh_terms: D000328:Adult; D055598:Chemical Phenomena; D002621:Chemistry; D003094:Collagen / Q000096:biosynthesis; D003404:Creatinine / Q000652:urine; D005260:Female; D006801:Humans; D006909:Hydroxyproline / Q000652:urine*; D010920:Placenta / Q000502:physiology; D011247:Pregnancy; D013997:Time Factors; D014599:Uterus / Q000502:physiology
chemical_list: D003094:Collagen; D003404:Creatinine; D006909:Hydroxyproline