Ksykiewicz-Dorota, Anna, Tomasz Brzostek, and Maria Kózka. 2012. “Analysis of Nurse Staffing During Transformation on Example of Polish Hospitals – Importance of the RN4CAST Research Project”. Medical and Biological Sciences 26 (4):35-40. https://doi.org/10.12775/v10251-012-0065-z.