An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Secades-Villa R, Calafat A, Fernández-Hermida JR, Juan M, Duch M, Skärstrand E, Becoña E, Talic S.Secades-Villa R, et al.Adicciones. 2014;26(3):247-53.Adicciones. 2014.PMID: 25314040Free article.
Secades-Villa R, García-Rodríguez O, Alvarez Rodríguez H, Río Rodríguez A, Fernández-Hermida JR, Luis Carballo J.Secades-Villa R, et al.Adicciones. 2007;19(1):51-7.Adicciones. 2007.PMID: 17687882Free article.Clinical Trial.Spanish.