@article{b237aa48742a4412a01de9fc611fc149,
title = "Open access follow up for inflammatory bowel disease: randomised trial and cost effectiveness study.",
keywords = "MEDICINE, GENERAL \& INTERNAL",
author = "J.G. Williams and W.Y. Cheung and I.T. Russell and D.R. Cohen and M. Longo and B. Lervy",
year = "2000",
month = feb,
day = "26",
doi = "10.1136/bmj.320.7234.544",
language = "English",
volume = "320",
pages = "544--548",
journal = "British Medical Journal",
issn = "0959-535X",
publisher = "BMJ Publishing Group",
number = "7234",
}