1  Robert A. Ganz et al., "Complete Ablation of Esophageal Epithelium with a Balloon-Based Bipolar Electrode: A Phased Evaluation in the Porcine and in the Human Esophagus," Gastrointestinal Endoscopy 60 (2004):1002.

2  Fleischer et al. Circumferential RF ablation for non-dysplastic Barrett's esophagus (NDBE) using the HALO360 Ablation System (AIM) Trial: one-year follow-up of 100 patients. Gastrointestinal Endoscopy (2006);63;4: AB127.

3  B.J. Reid, "Barrett's Esophagus and Adenocarcinoma," Annual Review of MEdicine. 38, Page 477-492, Feb. 1987.

4  Rex DK, et al. Screening for Barrett's... Gastro 2003; 125:1670-1677.

5  Hirota WK, et al. “ASGE guideline: the role of endoscopy in the surveillance of premalignant conditions of the upper GI tract,” Gastrointestinal Endoscopy (2006):63;4;570-580.

6  G.M. Eisen, "Ablation Therapy for Barrett's Esophagus," Gastrointestinal Endoscoscopy 58 (2003):760-769.

7  Nicholas Shaheen et al., "Gastroesophageal Reflux, Barrett's Esophagus and Esophageal Cancer," Journal of the American Medical Association 287 (2002):1972-1981.

8  B. J. Dunkin, et al; Thin-layer ablation of human esophageal epithelium using a bipolar radiofrequency balloon device; Surgical Endoscopy (2006) 20: 125-130.

9  Sharma et al. Successful circumferential ablation of Barrett’s esophagus (BE) with LGD using the HALO360 Ablation System: a single center experience. Gastrointestinal Endoscopy 63 (2006);63: AB127.

10  Smith, D. et al. Endoscopic ablation of intestinal metaplasia with High grade Dysplasia (IM-HGD) in esophagectomy patients using a balloon-based ablation system. SAGES abstract, 2006.

11  Bergman, Jacques, et al. Balloon-based Radiofrequency Ablation of Barrett’s Esophagus in Patients with Low-grade Dysplasia or High-grade Dysplasia with and without a Prior Endoscopic Resection using the HALO360 Ablation System. Gastrointestinal Endoscopy 63 (2006);63: AB137 - AB138.

12  Current stricture rate including all patients (N=600) treated in clinical studies and post-clinical studies ~1%.