RT Journal Article SR Electronic T1 A patient’s smile JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1520 OP 1521 DO 10.1503/cmaj.100330 VO 183 IS 13 A1 Albuquerque, Joy YR 2011 UL http://www.cmaj.ca/content/183/13/1520.abstract AB