TY  - BOOK
AU  - HOSMER David W
AU  -  LEMESHOW Stanley
AU  -  MAY Susanne
TI  - Applied survival analysis:  Regression modeling of time- to- event data   
SN  - 9780471754992
U1  - X:(B2898), P8 
PY  - 2008///
CY  - New York
PB  - Wiley- Interscience        
KW  - Economics
ER  -