Reduced Risk of Progression from Non-Severe to Severe COVID-19 in Hospitalized Dialysis Patients by Full COVID-19 Vaccination. - Ichii, Mitsuru; Kurajoh, Masafumi; Okute, Yujiro; Ihara, Yasutaka; Imai, Takumi; Morioka, Tomoaki; Mori, Katsuhito; Shoji, Tetsuo; Tsujimoto, Yoshihiro; Ubai, Takanobu; Emoto, Masanori (Journal of Clinical Medicine, 2022)