TY  - BOOK
AU  - Armitage, Peter
AU  - Colton, Theodore
TI  - Encyclopedia of biostatistics: Med - Pre
SN  - 0-471-97576-1
U1  - 578.087.1 
PY  - 1998///
CY  - Chichester
PB  - John Wiley
KW  - Medical statistics - Encyclopedias
KW  - Biometry - Encyclopedia
N1  -  6 vol
ER  -