• American College of Gastroenterology 2008 Annual Scientific Meeting, Orlando Florida Macroscopic Colitis in Microscopic Colitis; Yan Zhao, MD; Yanling MA, MD; Pabby Vikas, MD; Loren Laine, MD; Loma Linda University Medical Center, Loma Linda CA; University of Southern California, Los Angeles CA; Brigham and Women''s Hospital, Chestnut Hill, MA (10/2008)
  • Madhavi Vetsa, Michael H. Walter, Snorri Olafsson, David S. Condon, Yan S. Zhao, Terence D. Lewis, Wichit Srikureja.  The Use of Dexmedetomidine for Gastrointestinal Endoscopic Procedures in Difficult to Sedate Cohort: A Single Institution Experience.  Digestive Disease Week, New Orleans, LA, May 2010 (05/2010)