TY  - GEN
AU  - Kirkwood, Betty R.
AU  - Sterne, Jonathan A.C.
TI  - Essentials of medical statistics
SN  - 9780865428713
PY  - 2003///
CY  - Oxford
PB  - Blackwell Science Ltd.
KW  - Medicine
KW  - Research
KW  - Statistical methods
KW  - Medical statistics
ER  -