Authors: J G Demakis; S H Rahimtoola; G C Sutton; W R Meadows; P B Szanto; J R Tobin; R M Gunnar Journal: Circulation Date: 1971-12 Impact factor: 29.690
Authors: J B O'Connell; M R Costanzo-Nordin; R Subramanian; J A Robinson; D E Wallis; P J Scanlon; R M Gunnar Journal: J Am Coll Cardiol Date: 1986-07 Impact factor: 24.094