Fregnani, José Humberto Tavares Guerreiro, Maria Inez Marcondes Macéa, Celina Siqueira Barbosa Pereira, Mirna Duarte Barros, and José Rafael Macéa. 2008. “Absence of the Musculocutaneous Nerve: A Rare Anatomical Variation With Possible Clinical-Surgical Implications”. São Paulo Medical Journal 126 (5):288-90. https://periodicosapm.emnuvens.com.br/spmj/article/view/1999.