To monitor various aspects of the quality of care provided across Europe, the JRC, and collaborators, have recently published an article, entitled "Healthcare providers’ adherence to breast cancer guidelines in Europe: a systematic literature review”, that showed a substantial proportion of breast cancer patients are still not receiving clinical guideline-recommended care.

"Healthcare providers’ adherence to breast cancer guidelines in Europe: a systematic literature review” Breast Cancer Res Treat. 2020; 181(3): 499–518.