Participants in the Rexall OneWalk can now choose to complete 15KM, 25KM or 40KM distances to support Personalized Cancer Medicine at the Princess Margaret Cancer Centre, one of the top 5 cancer research centres in the world. TORONTO, 2017-Mar-23 — /EPR Retail News/ — In commemoration of 15 years of walking, the Rexall OneWalk to Conquer…