RT Journal Article SR Electronic T1 The authors respond JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1262 OP 1262 DO 10.1503/cmaj.1150132 VO 188 IS 17-18 A1 Lisonkova, Sarka A1 Lim, Kenneth I. A1 Synnes, Anne R. YR 2016 UL http://www.cmaj.ca/content/188/17-18/1262.1.abstract