RT Journal Article SR Electronic T1 Mortality is reduced while on opiate maintenance treatment, but there is a temporary increase in mortality immediately after starting and stopping treatment, a finding that may vary by setting JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 94 OP 95 DO 10.1136/ebm1184 VO 16 IS 3 A1 Clausen, Thomas YR 2011 UL http://ebm.bmj.com/content/16/3/94.abstract AB