title: Numerical rating scale for self-report of pain intensity in children and adolescents: recent progress and further questions.
authors.forename: Carl L
authors.initials: CL
authors.lastname: von Baeyer
mesh_terms: D000293:Adolescent; D000375:Aging / Q000523:psychology; D002648:Child; D006801:Humans; D010147:Pain Measurement / Q000295:instrumentation*