1. Department of Public Health, Clinical and Molecular Medicine, University of Cagliari, Cagliari Italy
2. Department of Mechanical, Chemical and Materials Engineering, International Ph.D. In Innovation Sciences and Technologies, University of Cagliari, Cagliari Italy
3. Department of Psychiatry, University of Federico II of Naples, Italy
4. Laboratory Panic and Respiration, Institute of Psychiatry (Ipub), Federal University of Rio De Janeiro (Ufrj), Rio De Janeiro, Brazil