A Web-Based Mind-Body Intervention to Improve Resilience Among Patients With Nontraumatic Painful Upper-Extremity Conditions and Comorbid Risky Substance Use: Protocol for a Mixed Methods Study - Nadine Levey; Neal Chen; Joseph Ditre; Louisa Sylvia; Chaitanya Mudgal; Abhiram Bhashyam; Rohit Garg; David Ring; Ana-Maria Vranceanu; Jafar Bakhshaie (JMIR Research Protocols)