Isolation of 15-alpha-hydroxyprogesterone from human pregnancy urine.
D002247:Carbon Isotopes; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D005260:Female; D006801:Humans; D006908:Hydroxyprogesterones / Q000652:urine*; D007259:Infrared Rays; D011247:Pregnancy; D013057:Spectrum Analysis; D014316:Tritium
D002247:Carbon Isotopes; D006908:Hydroxyprogesterones; D014316:Tritium