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
Brogan AJ, Mrus J, Hill A, Sawyer AW, Smets E. Comparative cost-efficacy analysis of darunavir/ritonavir and other ritonavir-boosted protease inhibitors for first-line treatment of HIV-1 infection in the United States. HIV Clin Trials. 2010 May;11(3):133-44.
Phanikumar CV, Maitra B. Willingness-to-pay and preference heterogeneity for rural bus attributes. J Transp Eng A-Syst. 2007 Jan;133(1).