Hemophagocytic lymphohistiocytosis in two patients following treatment with pembrolizumab: two case reports and a literature review - Wei, Yanqiu; He, Wei; Sun, Wei; Wu, Chaojie; Ren, Denghua; Wang, Xinmin; Zhang, Mingshun; Huang, Mao; Ji, Ningfei (Translational Cancer Research; Vol 11, No 8 (August 29, 2022): Translational Cancer Research, 2022)