How molecularly similar are primary and metastatic tissues in renal cell carcinoma? – Authors' reply. Issue 7 (July 2022) - Vano, Yann-Alexandre; Elaidi, Réza; Phan, Letuan; Meylan, Maxime; Fridman, Wolf Herman; Sautès-Fridman, Catherine; Oudard, Stéphane; ,