TY  - BOOK
AU  - Gough,David
AU  - Oliver,Sandy
AU  - Thomas,James
TI  - An introduction to systematic reviews
SN  - 9781849201810
AV  - Q180 .A1158
PY  - 2012///
CY  - London; Thousand Oasks  Calif
PB  - Sage
N1  - Includes bibliographical references(P.263-281) and index
ER  -