American College of Gastroenterology
The American College of Gastroenterology (ACG) aims to advance the scientific study and medical practice of diseases of the gastrointestinal tract. More than 9,000 physicians from 75 countries are members of the ACG. The ACG provides a wide range of educational programs emphasizing clinically oriented topics, including the Annual Scientific Meeting.

American Gastroenterological Association
The American Gastroenterological Association (AGA) has 15,500 members including physicians and scientists who research, diagnose, and treat disorders of the gastrointestinal tract and liver. The organization’s annual meeting is Digestive Disease Week, which is the largest international gathering of physicians, researchers and academics in the fields of gastroenterology, hepatology, endoscopy and gastrointestinal surgery. 

British Society of Gastroenterology
The British Society of Gastroenterology (BSG) exists to maintain and promote high standards of patient care in gastroenterology and to enhance the capacity of its members to discover and apply new knowledge to benefit patients with digestive disorders. Its members include physicians, surgeons, pathologists, radiologists, scientists, nurses. dietitians, and others.

European Crohn’s and Colitis Organization
The objective of the European Crohn’s and Colitis Organization (ECCO) is to promote, sponsor, and steer European international research in the field of IBD.

European Federation of Crohn’s & Ulcerative Colitis Association
The European Federation of Crohn’s & Ulcerative Colitis Association (EFCCA) aims to improve the well being of IBD patients and their families.

European Society of Paediatric Gastroenterology, Hepatology, and Nutrition
The European Society of Paediatric Gastroenterology, Hepatology, and Nutrition (ESPGHAN) is an international scientific society that was founded in 1968. ESPGHAN promotes medical and scientific knowledge in the fields of paediatric gastroenterology, hepatology, and nutrition.

IBD resource center on Medscape
This Resource Center is a collection of the latest medical news and clinical information on Crohn's disease and ulcerative colitis, with an emphasis on approaches to management.

Inflammatory Bowel Diseases - familydoctor.org
Information about IBD from the American Academy of Family Physicians.

United European Gastroenterology Week
Annual meeting of the United European Gastroenterology Forum