A. E. Bardach,O. U. Garay,M. Calderón,A. Pichón-Riviére,F. Augustovski,S. G. Martí,P. Cortiñas,M. Gonzalez,L. T. Naranjo,J. A. Gomez and J. E. Caporale. Health economic evaluation of Human Papillomavirus vaccines in women from Venezuela by a lifetime Markov cohort model. BMC Public Health. 2017;17(1):10.1186/s12889-017-4064-7.