American Journal of Obstetrics and Gynecology · 1968 · 38 citations · 2 references
MedicineGynecologyObstetricsContraceptionReproductive EndocrinologyReproductive MedicineContraceptive MethodsHormonal ContraceptionIntrauterine ContraceptionIntrauterine DevicesMenstrual CyclePregnancyIntrauterine Contraceptive DevicesIntrauterine Device EffectivenessIntrauterine Device SafetyLevonorgestrel-releasing Intrauterine SystemMyometrial Remodeling
2