TY  - BOOK
AU  - Lancaster,H.O.
TI  - An introduction to medical statistics
T2  - Wiley series in probability and mathematical statistics
SN  - 0471512508
PY  - 1974///
CY  - New York
PB  - Wiley
KW  - Medical statistics
N1  - Bibliography : p. 264-290
ER  -