Pneumocystis jirovecii pneumonia increases the 3-months mortality of anti-MDA5-antibody-positive dermatomyositis patients - Gao, Congcong; Wei, Gaohui; Zhang, Chunyi; Wang, Chenqiong; Li, Chaoying; Li, Ruxu; Su, Zhaohui; Zheng, Zhaohui (Frontiers in Immunology, 2024)