Papillary renal cell neoplasm with reverse polarity: A new subtype of renal tumour with favorable prognosis. - Conde-Ferreirós M; Domínguez-de Dios J; Juaneda-Magdalena L; Bellas-Pereira A; San Miguel Fraile MP; Peteiro Cancelo MÁ; Gómez-de María C; Álvarez Sarria M; Betancor Santos MÁ; González-Carreró J; Ortiz-Rey JA (Actas urologicas espanolas, 2022)