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Original Research
Published 2 October 2026
Prevalence and associated factors of catastrophic health expenditure among adults with chronic pain in an urban slum of Delhi: a community-based cross-sectional study
Shivani Rao · Kinshuk Gupta · Priyanka Aggarwal · Amod Laxmikant Borle · Nandini Sharma · Mongjam Meghachandra Singh
Frontiers in Health Services
doi 10.3389/frhs.2026.1933208