A Randomized Trial of Physical Activity in Children and Adolescents with Cancer. - Saultier P; Vallet C; Sotteau F; Hamidou Z; Gentet JC; Barlogis V; Curtillet C; Verschuur A; Revon-Riviere G; Galambrun C; Chambost H; Auquier P; et al. (Cancers, 2021)