“…Putting an increased emphasis on targeted investments in health, it is essential to ensure complementarity of efficient activities of hospital clinics and also other health care settings. With this particular view, DEA methodology has been used to measure efficiency in hospitals [4,8,30,34,[36][37][38][39][42][43][44][45][46][47][48][49][50][53][54][55][56][57][58][59][60]64,65,[75][76][77][78][79][80][81][82][83][84][85][86], in health care systems [5,6,32,33,35,41,63,66,68], in primary care [7], in clinical...…”