RT Journal Article
SR Electronic
T1 Other articles noted
JF Evidence Based Medicine
JO Evid Based Med
FD BMJ Publishing Group Ltd
SP 95
OP 96
DO 10.1136/ebm.12.3.95
VO 12
IS 3
YR 2007
UL http://ebm.bmj.com/content/12/3/95.abstract
AB