Authors: George T. Karatasakis; Demetrios I. Beldekos; George S. Makos; Petros D. Sfirakis; Dennis V. Cokkinos Journal: Echocardiography Date: 1997-03 Impact factor: 1.724
Authors: Jong Seon Park; Dong Hyup Lee; Seung Se Han; Mi Jin Kim; Dong Gu Shin; Young Jo Kim; Bong Sup Shim Journal: J Korean Med Sci Date: 2003-04 Impact factor: 2.153