Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:The inadequacy of CCS implementation in the primary care setting, which was also reported by physicians‚Äô survey from Italy, France, and Greece [6, 20‚Äì25] and by a qualitative study from UK [26], is further strengthened by our results.
Category: