A Retrospective Study of First-Line Therapy Involving Immune Checkpoint Inhibitors in Patients With Poor Risk Metastatic Renal Cell Carcinoma. - Jo H; Hong J; Kim H; Kim HR; Kwon GY; Kang KA; Park SY; Kim CK; Park BK; Chung JH; Song W; Kang M; et al. (Frontiers in oncology, 2022)