Correlation of Chester step test and six minute walk test in COPD Patients. Indian Journal of Physiotherapy and Occupational Therapy - An International Journal, [S. l.], v. 19, n. 2, p. 66–75, 2025. DOI: 10.37506/evsrrw08. Disponível em: https://medicopublication.com/index.php/ijpot/article/view/21914. Acesso em: 20 may. 2026.