Exploring the relationship between chronic pain and mental health disorders: a case-control study at a tertiary care hospital - Payal Godria; Meet Ghonia; Dia Verma; Nilay Shetal Patel; Rudra Shetal Patel; Kushal Kiritkumar Salunke; Divyang S. Bhudhrani (International Journal of Research in Medical Sciences, 2026)