1. Effects of staffing and nurse education on patient deaths in hospitals with different nurse work environments;Aiken;Medical Care,2011
2. Educational levels of hospital nurses and surgical patient mortality;Aiken;JAMA,2003
3. Nurse staffing and education and hospital mortality in nine European countries: A retrospective observational study;Aiken;Lancet,2014
4. American Nurses Credentialing Center. (n.d.). ANCC magnet recognition program. Retrieved from https://www.nursingworld.org/organizational-programs/magnet
5. 2015 survey of registered nurses: Viewpoints on retirement, education and emerging roles,2015