Diagnostic accuracy of sit-to-stand chair test and timed up and go test with proposed cutoff point for identifying sarcopenia in community-dwelling older women: a cross-sectional study. - da Costa Teixeira LA; Soares LA; de Moura Oliveira MC; Dos Santos Mourão MF; Lima LP; Nobre JNP; Costa HS; Figueiredo PHS; Parentoni AN; Mendonça VA; Lacerda ACR (BMC musculoskeletal disorders, 2026)