TY - JOUR T1 - Need to define patient engagement in research JF - Canadian Medical Association Journal JO - CMAJ SP - E385 LP - E386 DO - 10.1503/cmaj.109-5109 VL - 187 IS - 12 AU - Shannon Lough Y1 - 2015/09/08 UR - http://www.cmaj.ca/content/187/12/E385.abstract ER -