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Efficacy and safety of a combined oral contraceptive containing drospirenone 3 mg and ethinylestradiol 20 μg in the treatment of premenstrual dysphoric disorder:a randomized, double blind placebo-controlled study
Cheng Wenjun;,Fu Yi;,Li Lingjiang;,Li Lingzhi;,Mi Weifeng;,Sun Lizhou;,Wang Jia;,Xie Shiping;,Zhang Hongyan;,Zhang Jinbei;
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