Fertility and Sterility · 1964 · 13 citations · 4 references
MedicineGynecologyObstetricsAssisted Reproductive TechnologiesReproductive BiologyReproductive MedicineAssisted ReproductionAssisted Reproductive TechniquesHormonal ContraceptionIntrauterine ContraceptionIntrauterine DevicesPregnancyAssisted Reproductive Technology ConceptionHormonal Intrauterine SystemsIntrauterine Contraceptive DevicesIntrauterine Device EffectivenessIntrauterine Environment
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