Iezzoni L.I., editor (2003) Risk Adjustment for Measuring Healthcare Outcomes Risk Adjustment for Measuring Healthcare Outcomes
Hosmer Jr, D.W., Lemeshow, S., and Sturdivant, R.X. (2013) Applied Logistic Regression (3rd edition), John Wiley & Sons, New Jersey.
Faltin, F., Kenett, R. and Ruggeri, F. (2012) Statistical Methods in Healthcare. Wiley.
De Leeuw, E.D., Hox, J. J., Dillman, D. A. (2008) International Handbook of Survey Methodology, Wiley Handbooks in Survey Methodology, Taylor & Francis, New York.