Paris (2) Children (2) Care (2) Walking (2) State, The (2) Scientists (2) Mental retardation (2) Licenses (2) Gait in humans (2) Experience (2) Knowledge and learning (2) Research (2) Social life and customs (2) Science (2) Mobilization (2) Ethics (2) Training of (2) Autorizaciones (2) Ciencias (2) Deficiencia mental (2) Experiencia (2) Científicos (2) Investigación (2) Ética (2) Éthique (2) État (2) Recherche (2) Mode de vie (2) Accompagnement social (2) Savoir-faire (2)