Authors: J L Thistle; G R May; C E Bender; H J Williams; A J LeRoy; P E Nelson; C J Peine; B T Petersen; J E McCullough Journal: N Engl J Med Date: 1989-03-09 Impact factor: 91.245
Authors: T E Starzl; M I Rowe; S Todo; R Jaffe; A Tzakis; A L Hoffman; C Esquivel; K A Porter; R Venkataramanan; L Makowka Journal: JAMA Date: 1989-03-10 Impact factor: 56.272