Authors: F Grigioni; M Enriquez-Sarano; L H Ling; K R Bailey; J B Seward; A J Tajik; R L Frye Journal: J Am Coll Cardiol Date: 1999-12 Impact factor: 24.094
Authors: D Alexopoulos; G Kolovou; M Kyriakidis; A Antonopoulos; S Adamopoulos; P Sleight; P Toutouzas Journal: Angiology Date: 1993-09 Impact factor: 3.619