A comparison of combined oral contraceptives containing chlormadinone acetate versus drospirenone for the treatment of acne and dysmenorrhea: a randomized trial.
Unnop JaisamrarnSomsook SantibenchakulPublished in: Contraception and reproductive medicine (2018)
Thai Clinical Trial Registry ID: TCTR20170518001 (date of registration: May 17, 2017; retrospectively registered).