title: First trimester abortions induced by a single extraovular injection of prostaglandin F2alpha.
mesh_terms: D000028:Abortion, Induced; D000328:Adult; D002850:Chromatography, Gel; D003475:Curettage; D004106:Dilatation; D004958:Estradiol / Q000097:blood; D005260:Female; D006801:Humans; D007267:Injections; D009119:Muscle Contraction / Q000187:drug effects; D011247:Pregnancy; D011374:Progesterone / Q000097:blood; D011453:Prostaglandins / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use; D011863:Radioimmunoassay; D013997:Time Factors; D014599:Uterus / Q000187:drug effects / Q000502:physiology
chemical_list: D011453:Prostaglandins; D011374:Progesterone; D004958:Estradiol