Authors: B R Chaitman; B Thompson; M D Wittry; D Stump; W P Hamilton; L D Hillis; J G Dwyer; R E Solomon; G L Knatterud Journal: J Am Coll Cardiol Date: 1989-11-01 Impact factor: 24.094
Authors: W Ganz; I Geft; P K Shah; A S Lew; L Rodriguez; T Weiss; J Maddahi; D S Berman; Y Charuzi; H J Swan Journal: Am J Cardiol Date: 1984-05-01 Impact factor: 2.778