Januzzi J L, Stern T A, Pasternak R C, DeSanctis R W
Department of Medicine, Cardiac Unit, Ambulatory Care Center, Suite 467, Massachusetts General Hospital, Boston, MA 02114, USA.
Arch Intern Med. 2000 Jul 10;160(13):1913-21. doi: 10.1001/archinte.160.13.1913.