Llibre, Josep M Antiretroviral treatment switch strategies for lowering the costs of antiretroviral therapy in subjects with suppressed HIV-1 viremia in Spain. [electronic resource] - ClinicoEconomics and outcomes research : CEOR 2013 - 215-21 p. digital Publication Type: Journal Article ISSN: 1178-6981 Standard No.: 10.2147/CEOR.S43662 doi