TY  - BOOK
AU  - Dawson-Saunders,Beth  .
AU  - Trapp,Robert G  .
TI  - Basic and Clinical biostatistics / 
SN  - 0838505414
U1  - 616.0728 
PY  - 1990///
CY  - USA : 
PB  - Prentice-Hall International , 
KW  - BIOSTATISTICS
N1  - Includes index
ER  -