by Autret-Leca, Elisabeth, Jonville-Béra, Annie-Pierre, Llau, Marie Elise, Bavoux, Françoise, Saudubray, Jean Marie, Laugier, Jean, Devictor, Denis, Barbier, Pascaline, all the French Departments of Paediatrics
Published in Journal of clinical epidemiology (01.08.2001)