1. Giardiasis in Endoscopy Patients: A Comparison of Diagnostic Techniques. (1st February 1990) Authors: Watson, Doone R; Sutherland, Lloyd; Befus, A Dean Journal: Canadian Journal of Gastroenterology Issue: Volume 4:Number 1(1990) Page Start: 1 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗