Fatal cases involving new psychoactive substances and trends in analytical techniques Posted on November 28, 2022 By Becky Carter Ettore Ferrari Júnior, Bruno Henrique Monteiro Leite, Eliude Barbosa Gomes, Tales Mateus Vieira, Pedro Sepulveda, Eloisa Dutra Caldas Front Toxicol; 2022 Access article Chemistry, Forensic Pathology and Medicolegal Death Investigation, Statistics and Data Analysis, Toxicology