Simons, L. E., Sieberg, C. B., & Claar, R. L. Anxiety and Functional Disability in a Large Sample of Children and Adolescents with Chronic Pain. Wiley.
Chicago Style (17th ed.) CitationSimons, Laura E., Christine B. Sieberg, and Robyn Lewis Claar. Anxiety and Functional Disability in a Large Sample of Children and Adolescents with Chronic Pain. Wiley.
MLA (9th ed.) CitationSimons, Laura E., et al. Anxiety and Functional Disability in a Large Sample of Children and Adolescents with Chronic Pain. Wiley.
Warning: These citations may not always be 100% accurate.