Authors: W G Daniel; U Nellessen; E Schröder; B Nonnast-Daniel; P Bednarski; P Nikutta; P R Lichtlen Journal: J Am Coll Cardiol Date: 1988-06 Impact factor: 24.094
Authors: B Sigel; J C Coelho; D G Spigos; D P Flanigan; J J Schuler; D O Kasprisin; L M Nyhus; V Capek Journal: Invest Radiol Date: 1981 Jan-Feb Impact factor: 6.016