TY  - BOOK
AU  - Greenhalgh,Trisha
TI  - How to read a paper: the basics of evidence based medicine 
SN  - 0727915789 (pbk) :
PY  - 2000///
CY  - London
PB  - BMJ
KW  - Evidence-based medicine
KW  - Medical literature
KW  - Evaluation
N1  - Previous ed.: 1997
ER  -