RT Journal Article SR Electronic T1 Chapter 5: Appraising the evidence JF European Journal of Hospital Pharmacy: Science and Practice JO Eur J Hosp Pharm FD British Medical Journal Publishing Group SP 134 OP 138 DO 10.1136/ejhpharm-2014-000469 VO 21 IS 3 A1 Phil Wiffen A1 Tommy Eriksson A1 Hao Lu YR 2014 UL http://ejhp.bmj.com/content/21/3/134.abstract AB