1. Comparison of three dimensional magnetic resonance imaging in conjunction with a blood pool contrast agent and nuclear scintigraphy for the detection of experimentally induced gastrointestinal bleeding. Issue 4 (1st October 1999) Authors: Hilfiker, P R; Weishaupt, D; Kacl, G M; Hetzer, F H; Griff, M D; Ruehm, S G; Debatin, J F Journal: Gut Issue: Volume 45:Issue 4(1999) Page Start: 581 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗