Epidemiology :
Woodward, M.
Epidemiology : study design and data analysis / Mark Woodward. - Second. - Boca Raton : Chapman & Hall/CRC, c2005. - xxii, 849 p. : ill. ; 25 cm. - Chapman & Hall/CRC texts in statistical science series .
Epidemiology : study design and data analysis / Mark Woodward. - Second. - Boca Raton : Chapman & Hall/CRC, c2005. - xxii, 849 p. : ill. ; 25 cm. - Chapman & Hall/CRC texts in statistical science series .