Contraception · 1982 · 58 citations · 6 references
MedicineGynecologyObstetricsContraceptionReproductive EndocrinologyReproductive MedicineContraceptive EffectivenessContraceptive MethodsContraceptive PharmacotherapyContraceptive UseFemale ContraceptionHormonal ContraceptionCombined Oral Contraceptive TreatmentDouble-blind TrialsEstrogen-progestin ContraceptionOral Contraceptive EffectivenessOral Contraceptive Pills
6
A randomized, double-blind study of six combined oral contraceptives
Task Force on Oral Contraceptives, Suporn Koetsawang, Orawan Kiriwat et al. · Contraception · 1982 · 39 citations · Full text
Medicine, Gynecology, Obstetrics +14
RANDOMISED DOUBLE-BLIND TRIAL OF FOUR ORAL PROGESTAGEN-ONLY CONTRACEPTIVES
M P Vessey, Eleanor Mears, L Andolsek et al. · The Lancet · 1972 · 37 citations
Medicine, Gynecology, Obstetrics +10
Minipill--a limited alternative for certain women.
W Rinehart · PubMed · 1975 · 36 citations
Medicine, Gynecology, Obstetrics +14