1 National University of Asunción, San Lorenzo, Paraguay.
2 Corresponding author: Julio Torales, MSc, Department of Psychiatry, School of Medical Sciences, National University of Asunción, Avda. Mariscal López y Coronel Cazal, Campus de la UNA, San Lorenzo, Paraguay (firstname.lastname@example.org).
3 Department of Psychiatry, Central Michigan University, Mount Pleasant, Michigan.
4 Department of Neuroscience, Medical School, Fundação do ABC, Santo André, Brazil.
5 Department of Psychiatry, Medical School, University of São Paulo, São Paulo, Brazil.
6 Department of Clinical and Experimental Medicine, University of Foggia, Foggia, Italy.