المؤلفون: Vasey CG (AUTHOR), Usedom JE (AUTHOR), Allen SM (AUTHOR), Koch GG (AUTHOR), Vasey, C G¹ (AUTHOR), Usedom, J E (AUTHOR), Allen, S M (AUTHOR), Koch, G G (AUTHOR)

المصدر: American Journal of Cardiology. 01/15/2000, Vol. 85 Issue 2, p258-260. 3p.