Prognostic effect of cytoreductive nephrectomy in synchronous metastatic renal cell carcinoma: a comparative study using inverse probability of treatment weighting. - Klatte, Tobias; Fife, Kate; Welsh, Sarah J.; Sachdeva, Manavi; Armitage, James N.; 'Aho, Tevita; Riddick, Antony C.; Matakidou, Athena; Eisen, Tim; Stewart, Grant D. (World Journal of Urology, 2018)