title: Observations on bleeding in pregnancy.
mesh_terms: D001780:Blood Coagulation Tests; D001791:Blood Platelet Disorders / Q000097:blood; D001810:Blood Volume; D005260:Female; D006801:Humans; D011225:Pre-Eclampsia / Q000097:blood; D011247:Pregnancy; D011250:Pregnancy Complications, Hematologic / Q000097:blood* / Q000401:mortality; D012189:Retrospective Studies; D014481:United States; D014592:Uterine Hemorrhage / Q000097:blood* / Q000401:mortality