Central nervous system relapse in high-risk stage 4 neuroblastoma: The HR-NBL1/SIOPEN trial experience

Pablo Berlanga, Claudia Pasqualini, Ulrike Pötschger, Cinta Sangüesa, Maria Rita Castellani, Adela Cañete, Roberto Luksch, M. Elliot, G. Schreier, Martin Kropf, Daniel A. Morgenstern, Vassilios Papadakis, Shifra Ash, Ellen Ruud, Penelope Brock, Aleksandra Wieczorek, Per Kogner, Toby N. Trahair, Peter F. Ambros, Tom Boterberg, Victoria Castel, Dominique Valteau‐Couanet, Ruth Ladenstein