Verbeke, F., E. Ndabaniwe, S. Van Bastelaere, O. Ly, and M. Nyssen. “Evaluating the Impact of Hospital Information Systems on the Technical Efficiency of 8 Central African Hospitals Using Data Envelopment Analysis”. Journal of Health Informatics in Africa, vol. 1, no. 1, Sept. 2013, doi:10.12856/JHIA-2013-v1-i1-68.