RT Journal Article SR Electronic T1 Quality evidence important for quality guidelines JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1449 OP 1450 DO 10.1503/cmaj.110-2105 VO 182 IS 13 A1 Matthys, Jan A1 De Meyere, Marc YR 2010 UL http://www.cmaj.ca/content/182/13/1449.5.abstract