TY  - BOOK
AU  - Armitage,P.
AU  - Berry,G.
TI  - Statistical methods in medical research
SN  - 0632036958
PY  - 1994///
CY  - Oxford
PB  - Blackwell Science
KW  - Biometry
KW  - Research
KW  - methods
KW  - Statistics
ER  -