RT Journal Article SR Electronic T1 In primary care, when is chest pain due to coronary artery disease? JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1281 OP 1282 DO 10.1503/cmaj.100808 VO 182 IS 12 A1 Richard J. Stevens A1 Daniel Lasserson YR 2010 UL http://www.cmaj.ca/content/182/12/1281.abstract