Gerstein Hertzel C, Miller Michael E
Department of Medicine and Population Health Research Institute, McMaster University and Hamilton Health Sciences, Hamilton, ON L8S 4K1, Canada.
Department of Biostatistical Sciences, Division of Public Health Sciences, Wake Forest School of Medicine, Winston-Salem, NC, USA.
Lancet. 2015 Mar 28;385(9974):1180-1. doi: 10.1016/S0140-6736(15)60633-X.