Kachalia Allen, Sivashanker Karthik, Rexrode Kathryn, Nour Nawal
Department of Medicine, Johns Hopkins School of Medicine and Armstrong Institute for Patient Safety and Quality, USA.
Department of Psychiatry, Boston University School of Medicine, USA.
BMJ. 2019 Apr 12;365:l1668. doi: 10.1136/bmj.l1668.