title: [Results obtained with the simple Lippe's loop, as an intrauterine contraceptive. Study of 2,000 1st insertions with 50,366 months of use].
mesh_terms: D000293:Adolescent; D000328:Adult; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects; D008598:Menstruation; D008800:Mexico; D010298:Parity; D011247:Pregnancy; D013997:Time Factors; D002577:Uterine Cervical Diseases / Q000453:epidemiology; D002583:Uterine Cervical Neoplasms / Q000453:epidemiology
vernacular_title: Resultados obtenidos con el asa de Lippes simple, como anticonceptivo intrauterino. Estudio de 2,000 inserciones primarias con 50,366 meses de uso