title: [Comparative data on the effectiveness of using the intrauterine contraceptive, the Lippes loop].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D008875:Middle Aged; D014416:Tunisia
vernacular_title: Porivnialni dani efektyvnosti zastosuvannia vnutrimatkovoho kontratseptyvu--petli Lippisa.