Is pain a determining factor for muscle function and functionality impairments in elderly women with knee osteoarthritis ? - Cervato, Carina Junqueira; Braghin, Roberta de Matos Brunelli; Freire Júnior, Renato Campos; Libardi, Elisa Cavalheiro; Nogueira-Barbosa, Marcello Henrique; Tofani, Patricia Silva; Abreu, Daniela Cristina Carvalho de (Journal of Gerontology & Geriatric Research, 2019)