Dear Colleagues, On behalf of the Gastroenterological Association of Thailand and the local organizing committee of the APDW 2012, we are pleased to invite you to attend the APDW 2012 which will be held in Bangkok, Thailand during 5 – 8 December 2012. Thailand is renowned for amazing and breathtaking tourist attractions, authentic Thai foods, worthwhile shopping, hospitality and smiles. Thailand is a hub for many international airlines making it a unique location