|
 American Society for Pharmacology and
Experimental Therapeutics.
American Gastroenterological
Association.
American
College of
Gastroenterology (Fellow).
European
Association for Gastroenterology and
Endoscopy.
Association
for Academic Minority Physicians.
Society
for Experimental Biology and Medicine.
American Federation for Clinical
Research.
American Pharmaceutical
Association.
Gastroenterology Research
Group.
New
York
Academy of
Sciences.
Chicago Society of
Gastroenterology.
Philadelphia
Gastrointestinal Research Forum.
Gastrointestinal Pharmacology
Group.
Chicago Biotech Network
(Founder).
| 
