Objective To observe the clinical therapeutic effect of Yifa compound treating female pattern hair loss and its effect on sera dihydrotestosterone ( DHT ) and dehydroepiandrosterone ( DHEA ) levels .
目的观察“益发”复方治疗女性型脱发临床疗效及对患者血清二氢睾酮（DHT）与脱氢表雄酮（DHEA）水平表达的影响。
yifa