Authors:
GRAGG RA
RAPOFF MA
DANOVSKY MB
LINDSLEY CB
VARNI JW
WALDRON SA
BERNSTEIN BH
Citation: Ra. Gragg et al., ASSESSING CHRONIC MUSCULOSKELETAL PAIN ASSOCIATED WITH RHEUMATIC DISEASE - FURTHER VALIDATION OF THE PEDIATRIC PAIN QUESTIONNAIRE, Journal of pediatric psychology, 21(2), 1996, pp. 237-250