CAO Ningxiao; JIANG Juan; WANG Ming; WANG Xiaodong; ZONG Wenkai Institute of Dermatology; Chinese Academy of Medical Science and Peking Union Medical College; Nanjing 210042; China;

• 中国医学科学院中国协和医科大学皮肤病研究所;云南省健康教育所;四川省成都同乐健康咨询中心;