Contraception · 2005 · 40 citations · 18 references
MedicineGynecologyObstetricsContraceptionReproductive EndocrinologyReproductive MedicineContraceptive MethodsContraceptive PharmacotherapyContraceptive SafetyContraceptive Side EffectsContraceptive UseReproductive PharmacologyCombined Oral Contraceptive TreatmentExtended-cycle ContraceptionOral Contraceptive EffectivenessOral Contraceptive EffectsOral Contraceptive Pills
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A multicenter, randomized study of an extended cycle oral contraceptive
Freedolph D. Anderson, Howard Hait · Contraception · 2003 · 256 citations
Medicine, Gynecology, Obstetrics +12