RT Journal Article SR Electronic T1 Dr. Louis Kristal at 100: witness to the evolution of surgery in Canada JF Canadian Journal of Surgery JO CAN J SURG FD Canadian Medical Association SP 364 OP 365 DO 10.1503/cjs.015817 VO 60 IS 6 A1 Vivian McAlister YR 2017 UL http://canjsurg.ca/content/60/6/364.abstract