TY  - BOOK
AU  - Marubini, Ettore.
AU  - Valsecchi, Maria Grazia.
TI  - Analysing survival data from clinical trials and observational studi es
SN  - 0471939870
U1  - 610.72 
PY  - 1995///
CY  - Chichester
PB  - John Wiley
KW  - Clinical trials
KW  -  Statistical methods
KW  - Survival analysis (Biometry)
ER  -