The effects of aging on biceps brachii muscle fibers: a morphometrical study form biopsies and autopsies - Mattiello-Sverzut, Ana Cláudia; Chimelli, Leila Maria Cardão; Moura, Maria Silvia de Assis; Teixeira, Silvia; Oliveira, José Alberto Mello de (Arquivos de Neuro-Psiquiatria, 2003)