Clinical Study

A Comparative Efficacy of Low-Dose Combined Oral Contraceptives Containing Desogestrel and Drospirenone in Premenstrual Symptoms

Figure 1

Participation flow. DSG group used the preparation of ethinyl estradiol 20 μg/desogestrel 150 μg, and DRSP group used the preparation of ethinyl estradiol 20 μg/drospirenone 3 mg.
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