title: Plasma progesterone levels in normal and abnormal early human pregnancy.
mesh_terms: D000030:Abortion, Missed / Q000097:blood; D000033:Abortion, Threatened / Q000097:blood; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000097:blood*; D011261:Pregnancy Trimester, First; D011271:Pregnancy, Ectopic / Q000097:blood; D011374:Progesterone / Q000097:blood*
chemical_list: D011374:Progesterone