1. An endoscopic sewing machine;Swain;Gastrointest Endosc,1986
2. An endoscopic stapling device: the development of a new flexible endoscopically controlled device for placing multiple transmural staples in gastrointestinal tissue;Swain;Gastrointest Endosc,1989
3. Design and testing of a new, small diameter, single stitch endoscopic sewing machine;Swain;Gastrointest Endosc,1990
4. Acid breakthrough with high dose omeprazole revealed by a new non-invasive method of continuous pH monitoring from implanted telemetry capsules;Evans;Gastroenterology,1991
5. Effect of phosphodiesterase inhibitors on colonic motility and esophageal pH in ambulant dogs;Scott;Gastroenterology,1993