International variation in invasive care of the elderly with acute coronary syndromes.
Alexander KP, Newby LK, Bhapkar MV, White HD, Hochman JS, Pfisterer ME, Moliterno DJ, Peterson ED, Van de Werf F, Armstrong PW, Califf RM; Symphony and 2nd Symphony Investigators.
Alexander KP, et al.
Eur Heart J. 2006 Jul;27(13):1558-64. doi: 10.1093/eurheartj/ehl067. Epub 2006 Jun 7.
Eur Heart J. 2006.
PMID: 16760200