Efficacy of multi-functional electric ion pretreatment combined with 5-aminolevulinic acid photodynamic therapy for 7 cases of refractory plantar warts and literature review 
An Rongzhen, Zhang Junhua, Ren Na, Sun Hongyun, Ma Lei
International Medicine and Health Guidance News . 2022, (8): 1158 -1161 .  DOI: 10.3760/cma.j.issn.1007-1245.2022.08.029