RecruitingBehavioural interventionCulturally Adapted Mobile Treatment of Chronic Pain in Adolescent Survivors of Pediatric Cancer: A Randomized Clinical TrialThe purpose of the study is to determine if an adapted mobile cognitive behavioral therapy (CBT) app (WebMAP Onc) is more effective than standard pain education in reducing chronic pain and improving daily functioning in adolescent survivors of pediatric cancer. This randomized study led by St. Jude Children's Research Hospital will involve 228 participants (114 adolescent survivors and 114 caregivers) across four U.S. hospitals. Outcomes include pain reduction, improved function, and the role of social determinants of health. Assessments occur at baseline, post-treatment, and 3-month follow-up.