TY  - BOOK
AU  - Hill,Austin Bradford
TI  - Principles of medical statistics
SN  - 090051101X
AV  - RA407 .H55 1971b
U1  - 312.3 
PY  - 1971///
CY  - London
PB  - The Lancet
KW  - Medical statistics
KW  - Statistics
N1  - With answers
ER  -