Scoliosis in patients with Prader-Willi syndrome - Odent, T; Accadbled, F; Koureas, G; Cournot, M; Moine, A; Diene, G; Molinas, C; Pinto, G; Tauber, M; Gomes, B; Sales de Gauzy, J; Glorion, C (Pediatrics, 2008)