Editorial: New Trends of Substance Abuse: Looking for New Psychotropic Effects of Chem Sex Drugs, Cognitive Enhancers, and New Psychoactive Substances - Pichini, Simona; Di Trana, Annagiulia; Torrens, Marta; Scherbaum, Norbert; Zaami, Simona (Frontiers in Psychiatry, 2020)