TY  - BOOK
AU  - Hassard,Thomas H.
TI  - Understanding biostatistics
SN  - 0801620783
AV  - QH323.5 H36 1991
PY  - 1991///
CY  - St. Louis, Missouri
PB  - Mosby Year Book
KW  - Biometry
N1  - Includes index
ER  -