Write for me a systematic review and meta-analyses of the scientific literature entitled "The use of ureteral sheath in endoscopic management of upper urinary tract cancer. A systematic review and meta-analyses", complete with abstract and articles divided in sections of introduction, materials and methods, statistical method and results, results, discussion, conclusion, bibliography and adjunctive material such as tables, graphs and images. You can note cite other systematic reviews or meta-analyses in the bibliography, and you have to list all the articles you included. You have to show your inclusion and exclusion criteria. You have to report your search string. You can use abbreviations. 