TY  - BOOK
AU  - Jordan,Kelvin
AU  - Ong,Bie Nio
AU  - Croft,Peter
TI  - Mastering statistics: a guide for health service professionals and researchers 
SN  - 0748733256
PY  - 1998///
CY  - Cheltenham
PB  - Stanley Thornes
KW  - Statistics
KW  - methods
KW  - Research design
KW  - Health Services Research
N1  - References : p. 204-207
ER  -