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A balloon designed for endoscopic variceal sclerotherapy.
Sievert CE Jr, Gebhard RL, Silvis SE. Sievert CE Jr, et al. Gastrointest Endosc. 1984 Aug;30(4):255-7. doi: 10.1016/s0016-5107(84)72400-x. Gastrointest Endosc. 1984. PMID: 6479549 No abstract available.
A canine model of gastric and colonic polyps.
Sievert CE Jr, Silvis SE. Sievert CE Jr, et al. Gastrointest Endosc. 1981 Feb;27(1):12-6. doi: 10.1016/s0016-5107(81)73134-1. Gastrointest Endosc. 1981. PMID: 7215742