Picolinate-mediated immunomodulation: insights from Mendelian randomization on the role of NK cell percentage in the pathogenesis of lichen planus - Cao, Jianye; Du, Tiantao; Li, Jian; Chen, Baiyu; Xie, Xianting; Zhang, Guoshu; Feng, Jia; Xu, Tao (Frontiers in Immunology, 2024)