Batista, F. S.; Gomes, G. A. de O.; D’Elboux, M. J.; Cintra, F. A.; Neri, A. L.; Guariento, M. E.; Souza, M. da L. R. de. Relationship Between Lower-Limb Muscle Strength and Functional Independence Among Elderly People According to Frailty Criteria: A Cross-Sectional Study. Sao Paulo Med J 2014, 132, 282-289.