title: A reassessment of menstrual regulation.
mesh_terms: D000028:Abortion, Induced / Q000379:methods; D000029:Abortion, Legal; D003267:Contraception / Q000379:methods; D005260:Female; D006801:Humans; D007391:International Cooperation; D011247:Pregnancy; D011258:Pregnancy Tests; D012204:Rh-Hr Blood-Group System; D014619:Vacuum Curettage / Q000009:adverse effects / Q000379:methods
chemical_list: D012204:Rh-Hr Blood-Group System