Task: Question Answering
Input (English): Question: The assistance model consisting in the systematic coordination of the attention given to specific groups of patients, during an episode of care, to reach the expected clinical results, trying to achieve the lowest cost and the improvement of the quality of care, is called : 
 Options:  <1> Case Management <2> Complex Care <3> Advanced Practice <4> Portfolio of Services. <5> Health Needs
Output (English): 1