SUN Zhi-jian; LI Ruo-yu; WAN Zhe; WANG Xiao-hong; WANG Duan-li. Department of Dermatology; The First Hospital of Peking University; Beijing 100034; China;

• 北京大学第一医院皮肤科;北京大学第一医院皮肤科现在山东省立医院皮肤科;250021济南;