Davis AE, Brogan AJ, Goodwin B, Nocea G, Lozano V. Short-term cost and efficiency analysis of raltegravir versus atazanavir/ritonavir or darunavir/ritonavir for treatment-naive adults with HIV-1 infection in Spain. HIV Clin Trials. 2017 Nov;18(5-6):214-22. doi: 10.1080/15284336.2017.1402144