1. Department of Medical Psychology, School of Medical Sciences, National University of Asunción, San Lorenzo, Paraguay
2. Department of Psychiatry, School of Medical Sciences, National University of Asunción, San Lorenzo, Paraguay
3. Department of Statistics, School of Medical Sciences, National University of Asunción, Santa Rosa del Aguaray Campus, Santa Rosa del Aguaray, Paraguay
4. North East London NHS Foundation Trust, London, UK
5. Universidad Científica del Sur, Lima, Perú
6. Department of Neuroscience, Fundação do ABC, Santo André, SP, Brazil
7. Department of Psychiatry, University of São Paulo, São Paulo, SP, Brazil
8. Department of Clinical and Experimental Medicine, University of Foggia, Foggia, Italy