TY - GEN AU - Pérez Romero, César AU - Barrio, Gregorio AU - Hoyos, Juan AU - Belza Egozcue, Maria Jose AU - Regidor, Enrique AU - Donat López, Marta AU - Politi, Julieta AU - Guerras Moreira, Juan Miguel AU - Pulido, Jose PY - 2023 DO - 10.3389/fpubh.2023.971239 UR - http://hdl.handle.net/20.500.12105/16502 AB - Background: Question-order changes in repeated surveys can distort comparisons. We want to describe the evolution of drug risk perceptions among Spanish adolescents and assessing whether the 2006 peaks in perceived risk of occasional drug use can be... LA - eng PB - Frontiers Media KW - Question-order KW - Drug use KW - Risk perception KW - Natural experiment KW - Cognitive heuristics KW - Anchoring KW - Cannabis KW - N-Methyl-3,4-methylenedioxyamphetamine KW - Cocaine KW - Substance-Related Disorders KW - Adolescent KW - Humans KW - Heroin KW - Affect TI - Abrupt peaks in perceived risk of occasional drug use after changing the question order in a repeated self-administered survey TY - research article ER -