@article{DBLP:journals/eor/IppolitiF12,
  author    = {Roberto Ippoliti and
               Greta Falavigna},
  title     = {Efficiency of the medical care industry: Evidence from the
               Italian regional system},
  journal   = {European Journal of Operational Research},
  volume    = {217},
  number    = {3},
  year      = {2012},
  pages     = {643-652},
  ee        = {http://dx.doi.org/10.1016/j.ejor.2011.10.010},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}