1. Children's pain perception before and after analgesia: A study of instrument construct validity and related issues;Aradine;Journal of Pediatric Nursing,1988
2. The child's perception of the disease and the experience of pain in juvenile chronic arthritis;Beales;Journal of Rheumatology,1983
3. Content validity of an instrument to measure young children's perceptions of the intensity of their pain;Beyer;Journal of Pediatric Nursing,1986
4. Convergent and discriminant validity of a self-report measure of pain intensity for children;Beyer;Children's Health Care,1988
5. Development of children's concepts of illness;Bibace;Pediatrics,1980