RT Journal Article SR Electronic T1 Regional portal hypertension JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 1 OP 5 VO 46 IS 1 A1 Aron, Raul A1 Zapolanski, Alejandro A1 Cooperman, Avram M. A1 Hermann, Robert E. YR 1979 UL http://www.ccjm.org/content/46/1/1.abstract AB