Through theoretical sampling, three groups were selected: HIV carriers or aids patients not affiliated with the associations; Representatives and volunteers of the associations fighting against HIV and Representatives of the health administration.
Mediante un muestreo teórico seleccionamos tres grupos: Portadores de VIH o enfermos de sida no vinculados a las asociaciones; Representantes y voluntarios de las asociaciones que luchan contra el sida y Representantes de la Administración sanitaria.