méthode (2) Children (2) Adaptation (2) Children (2) Properties (2) Mood (2) évaluation (1) âge (1) enfant (1) Reliability (1) Context (1) Showing (1) English (1) Stomach (1) Reliability (1) Public schools (1) Population (1) Persons (1) Pain (1) Human beings (1) Language and languages (1) High schools (1) Headache (1) Experience (1) Evidence (1) Evaluation (1) Education, Secondary (1) Dutch (1) Communities (1) Children and adults (1)