1Experts consensus on the application of medical radiofrequency in cosmetic dermatology and treatmentGuidelines and consensus193-1972Expression of miR-23-3p and its target gene TIGIT in PBMC of the patients with psoriasis vulgarisWANG Fei-fei, SUN Li-yun, BAI Yan-pingOriginal articles198-2013Efficacy of microneedle radiofrequency plasma combined with minocycline hydrochloride in the treatment of moderate to severe facial acneTANG Jun, HUANG Wei, ZHANG YueOriginal articles202-2054Efficacy analysis of Q-switched 1064nm fractional laser combined with oral tranexamic acid in the treatment of moderate to severe melasmaQU Huan-huan, GAO Ni, LU Mei-hengOriginal articles206-2105Clinical evaluation of serological detection of nonspecific antibody and specific antibody to syphilisZHAO Ying, XU Hong-xingClinical studies211-2136Dermoscopic features of 47 cases of malassezia folliculitisSONG Li, TANG Yi, LIU Yan-linClinical studies214-2167Clinical analysis of 8 children with linear IgA bullous dermatosis in Xinjiang regionQIU Yun, Dilinuer·Abudureyimu, LIANG Jun-qinClinical studies217-2208Cutaneous manifestations associated with RNA virus infectionLIU Li-hao, ZONG Wen-kai, CUI Pan-genReviews221-2249Research advances on the relationship between Malassezia and inflammatory skin diseasesMO Hui-hui, ZHANG Xiao-min, LIAO Le-xiReviews225-22810Research progress of non-surgical treatment of scars after burnDI Hai-bo, HOU Shi-keReviews229-23311Research progress of Raf kinase inhibitory protein in skin tissue and skin tumorsZHU Dan-ning, XIA Ru-shanReviews234-23712The practice of standardized training for young dermatologists based on online courses during epidemic prevention periodSHAO Shuai, GAO Lin, LI BingTeaching dermatology238-24113Evaluation of continuous nursing based on internet social platform in patients with chloasmaDermatosis nursing care242-243,24614A case of pustular psoriasis induced by infliximabHE Zi-yang, CHEN Xin-shengCase reports244-24615Dermoscopic observation of axillary syringoma: a case reportMENG Hui-min, WANG Wen-ju, XU LeiCase reports247-24816Successful treatmemt of pyogenic granuloma on the nose with intralesional triamcinolone acetonide injectionLU Jie-jie, YANG Xian-xu, SUN Ai-lingCase reports249-25017A case of glomus tumor of male breastWEI Li-ping, ZHAO Li-ping, ZHANG Yuan-chengCase reports251-25218A case of Kaposi's sarcoma with acquired reactive penetrating collagenosisZHU Jian-jian, LI xin, CHEN Xiao-xiaoCase reports253-256 