Borek-Wojciechowska, Regina, and Sylwia Kłokow. 2013. “Improving the Quality of Human Capital As Part of the Development of the Knowledge Based Economy – Selected Projects in the Field of Health Care Implemented under the Human Capital Operational Program”. Polish Journal of Public Health 123 (2): 172-76. https://doi.org/10.12923/j.0044-2011/123-2/a.15.