Gastroenterologia

• Organisation Mondiale de Gastro-Entérologie - OMGE

• Organisation Mondiale D'Endoscopie Digestive - OMED
• United European Gastroenterology Federation - UEGF
• European Society of Gastrointestinal Endoscopy - ESGF
• American Gastroenterological Association - AGA
• American College of Gastroenterology - ACG
• American Society for Gastrointestinal Endoscopy - ASGE
• Federação Brasileira de Gastroenterologia - FBG
• Sociedade de Gastroenterologia do Rio de Janeiro - SGRJ
• Sociedade Brasileria de Endoscopia Digestiva - SOBED
• Sociedade Brasileria de Endoscopia Digestiva Capítulo Rio de Janeiro - SOBED RJ
• The Helicobacter pylori Foundation Page

• American Liver Foundation - ALF

• American Association for the Study of Liver Diseases - AASLD
• European Association for the Study of the Liver- EASL
• Sociedade Brasileira de Hepatologia - SBH