Castaņo, Paula M Experience with same-day placement of the 52 mg levonorgestrel-releasing intrauterine system. [electronic resource] - American journal of obstetrics and gynecology 04 2020 - S883.e1-S883.e6 p. digital Publication Type: Journal Article ISSN: 1097-6868 Standard No.: 10.1016/j.ajog.2019.12.268 doi Subjects--Topical Terms: Abortion, InducedAdolescentAdultChecklistCohort StudiesContraception, PostcoitalContraceptive Agents, Hormonal--administration & dosageFemaleHumansIntrauterine Devices, MedicatedLevonorgestrel--administration & dosageLuteal PhasePregnancyPregnancy TestsRetrospective StudiesRisk AssessmentTime FactorsYoung Adult