Authors: W M Daggett; R A Guyton; E D Mundth; M J Buckley; M T McEnany; H K Gold; R C Leinbach; W G Austen Journal: Ann Surg Date: 1977-09 Impact factor: 12.969
Authors: D Astolfi; N Ciampani; D Di Carlo; G Di Eusanio; V Di Luzio; A Purcaro Journal: J Cardiovasc Surg (Torino) Date: 1977 Jan-Feb Impact factor: 1.888