{Reference Type}: Case Reports {Title}: Renal clear-cell carcinoma associated with concurrent tumor thrombi of the renal pelvis and ureter: An unusual case report. {Author}: Li HP;Wang XR;Zhang M;Li XP; {Journal}: Asian J Surg {Volume}: 46 {Issue}: 7 {Year}: 07 2023 20 {Factor}: 2.808 {DOI}: 10.1016/j.asjsur.2023.01.025