1. Environmental risk factors in inflammatory bowel disease: a population-based case-control study in Asia-Pacific. Issue 7 (12th September 2014) Authors: Ng, Siew C; Tang, Whitney; Leong, Rupert W; Chen, Minhu; Ko, Yanna; Studd, Corrie; Niewiadomski, Ola; Bell, Sally; Kamm, Michael A; de Silva, H J; Kasturiratne, Anuradhani; Senanayake, Yasith Udara; Ooi, Choon Jin; Ling, Khoon-Lin; Ong, David; Goh, Khean Lee; Hilmi, Ida; Ouyang, Qin; Wang, Yu-Fan... Journal: Gut Issue: Volume 64:Issue 7(2015) Page Start: 1063 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗