RT Journal Article SR Electronic T1 Overprescribing is major contributor to opioid crisis JF BMJ JO BMJ FD British Medical Journal Publishing Group SP j4792 DO 10.1136/bmj.j4792 VO 359 A1 Makary, Martin A A1 Overton, Heidi N A1 Wang, Peiqi YR 2017 UL http://www.bmj.com/content/359/bmj.j4792.abstract AB