TY  - BOOK
AU  - Knapp, R
AU  - Knapp, R
TI  - Clinical Epidemiology and Biostatistics
SN  - 9772690330
AV  - 614.415195 
U1  - 614.415195 
PY  - 1992///
CY  - NMS
KW  - EPIDEMIOLOGY
ER  -