5.BIBLIOGRAFIA BÁSICA
Hosmer, D.W., Lemeshow,S. Applied logistic Regression. John Wiley & Sons, 1989.
Hosmer, D.W., Stanley,S. Applied Survival Analysis: Regression Modeling of Time to Event.
John Wiley & Sons, 1999.
Szklo M, Javier Nieto F. Epidemiology: beyond the basics. Maryland: Aspen; 2000.
Hamilton LC. Statistics with Stata: updated for version 8. Belmont: Thomson; 2004.