Confirmatory factor analysis of 20-item toronto alexithymia scale in spanish patients with substance use disorder.

"CONFLICT OF INTEREST Dr. Palma-Álvarez has received fees as speaker for Angelini, Casen Recordati, Exeltis, Lundbeck, MSD, Mundipharma, and Takeda. Dr. Ros-Cucurull has received fees as speaker for Janssen-Cilag, Lundbeck, Otsuka, Pfizer, Lilly, Servier, Rovi, Juste. She has received financial compensation for projects with Lundbeck, Esteve, Pfizer, Rovi, Exeltis, Servier, and Eisai. She has received financial compensation for her participation as a board member of Janssen-Cilag. She has no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict. Dr. Ramos-Quiroga has received fees as speaker from Janssen-Cilag, Shire, Lilly, Ferrer, Medice, and Rubió. He has received research funding from Janssen- Cilag, Lilly, Ferrer, Lundbeck, and Rubió. Dr. Grau-López has received fees to give talks for Janssen-Cilag, Lundbeck, Servier, Otsuka, and Pfizer. Dr. Roncero has received fees as speaker for Janssen-Cilag, Ferrer-Brainfarma, Pfizer, Indivior, Lundbeck, Otsuka, Servier, GSK, Rovi, Astra, Gilead, MSD, Sanofi, and Exeltis. He has received financial compensation for his participation as a board member of JanssenCilag, Lundbeck, Gilead, MSD, Indivior, and Mundipharma. He has carried out the PROTEUS project, which was funded by a grant from Reckitt-Benckiser/Indivior. He received a medical education grant for Gilead. The other authors do not have any potential conflict of interest."

"FUNDINGThis research did not receive any specific grant from funding agencies in the public, commercial, or not-for- profit sectors."