RT Journal Article SR Electronic T1 The Detection of a Gastrointestinal Bleeding Site in Patients with Liver Cirrhosis: Which Agent to Use? JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 435 OP 436 VO 27 IS 3 A1 Scott B. Perlman A1 Michael A. Wilson YR 1986 UL http://jnm.snmjournals.org/content/27/3/435.abstract AB