title: Daily variation in plasma levels of progesterone and estradiol throughout the menstrual cycle.
mesh_terms: D002940:Circadian Rhythm; D004958:Estradiol / Q000097:blood*; D005260:Female; D006801:Humans; D008598:Menstruation; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D011485:Protein Binding; D011863:Radioimmunoassay; D014316:Tritium
chemical_list: D014316:Tritium; D011374:Progesterone; D004958:Estradiol