Characteristics and outcome of congenital mesoblastic nephroma: A report of 376 patients registered in the SIOP 93-01, SIOP WT 2001, UK-IMPORT, and AIEOP protocols - Paola Quarello; Rana Dandis; Tanzina Chowdhury; Arnauld Verschuur; Jesper Brok; Gordan Vujanic; Christian Vokuhl; Paola Collini; Aurore Coulomb; Annalisa Serra; Davide Biasoni; Paula Flores; et al. (PLoS ONE, 2026)