TY  - BOOK
ED  - NHS Centre for Reviews & Dissemination.
TI  - Undertaking systematic reviews of research on effectiveness: CRD guidelines for those carryimg out or commissioning reviews 
T2  - CRD report
SN  - 1900640015
PY  - 1996///
CY  - York
PB  - NHS Centre for Reviews & Dissemination
ER  -