Body composition and frailty profiles in Brazilian older people: Frailty in Brazilian Older People Study-FIBRA-BR - Ferriolli, Eduardo; Pessanha, Fernanda Pinheiro Amador dos Santos; Moreira, Virgílio Garcia; Dias, Rosângela Corrêa; Neri, Anita Liberalesso; Lourenço, Roberto Alves (Archives of Gerontology and Geriatrics, 2017)