Original title: HIV infection and unawareness among men who have sex with men in Puerto Rico: data from The National HIV behavioral surveillance system 2011-2014.
de Le?n SM, S?nchez-D?az CT, Machin-Rivera M, Valencia-Torres IM, Rol?n Y, Col?n-L?pez V. Original title: HIV infection and unawareness among men who have sex with men in Puerto Rico: data from The National HIV behavioral surveillance system 2011-2014. Ethn Health. 2017 04 10; 24(2):211-223.