Bibliografia

Daniel, W W. (2005). Biostatistics A Foundation For Analysis In The Health Sciences, 8th edition. John Wiley & SonsZar, J H. (1999). Biostatistical Analysis. Prentcie HallWeisberg, S. (2005). Applied Linear Regression. Wiley Series in Probability and StatisticsFisher, L. D. and van Belle, G. (1993). Biostatistics, a Methodology for the Health Sciences. Wiley, New York.: