Ferreira, C. de S. B.; Dibai-Filho, A. V.; Almeida, D. O. da S.; Bassi-Dibai, D.; Barreto, F. S.; Oliveira, A. R. de; Fidelis-de-Paula-Gomes, C. A. Structural Validity of the Brazilian Version of the Western Ontario and McMaster Universities Osteoarthritis Index Among Patients With Knee Osteoarthritis. Sao Paulo Med J 2020, 138, 400-406.