Caramelli, P., M. A. de Lima, E. Stip, and L. A. Bacheschi. “Neurological Examination in Obsessive-Compulsive Disorder”. São Paulo Medical Journal, vol. 114, no. 5, Sept. 1996, pp. 1255-8, https://periodicosapm.emnuvens.com.br/spmj/article/view/2043.