RT Journal Article SR Electronic T1 A physician’s response to observational studies of opioid prescribing JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 824 OP 825 DO 10.3949/ccjm.85b.11018 VO 85 IS 11 A1 Brian F. Mandell YR 2018 UL http://www.ccjm.org/content/85/11/824.abstract AB