Palmas Fernandes Greco, F. , Perides Roizman, L., Brancolini de Oliveira, D. , Candido Alexandrino de Souza, G., Chumpitaz, N.Y. , Rios Nascimento, S.R. and Liberti, E.A. 2017. Anatomical variations of the ischitic nerve associated with the piriform muscle in fetus and childrens until 1 year of post-natal life: DOI: 10.15343/0104-7809.20174104581587. O Mundo da Saúde. 41, 4 (Oct. 2017), 581–587.