A comparative study of metal and plastic (Karman) cannulae for first trimester abortion by suction curettage.
D000028:Abortion, Induced / Q000379:methods*; D000328:Adult; D004107:Dilatation and Curettage; D005260:Female; D006801:Humans; D010298:Parity; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D013997:Time Factors; D014619:Vacuum Curettage