Groenwold RH, Klungel OH, Altman DJ, van der Graaf Y, Hoes AW, Moons KG, Rivero E, Fortuny J, PROTECT WP2. Adjustment for continuous confounders: an example of how to prevent residual confounding. Can Med Assoc J. 2013 Mar 19;185(5):401-6. doi: 10.1503/cmaj.120592
Wilburn J, Crawford SR, McKenna SP, Twiss J, Ben-L'amri M, Kemp K, Campbell S. Assessing patient reported outcome in Crohn's disease. Poster presented at the 2012 Digestive Disorders Federation Meeting; June 2012. Liverpool. [abstract] Gut. 2012; 61(Suppl 2):391. doi: 10.1136/gutjnl-2012-302514d.229
Huybrechts KF, Rothman KJ, Silliman RA, Brookhart MA, Schneeweiss S. Risk of death and hospital admission for major medical events after initiation of psychotropic medications in older adults admitted to nursing homes. Can Med Assoc J. 2011 Apr 1;183(7):E411-9.
Vakil N, McSorley DJ. Reflux symptoms after h. pylori treatment in duodenal ulcer. Poster presented at the British Society of Gastroenterology Diamond Jubilee Meeting; March 1997. [abstract] Gut. 1997 Jan; 40(Suppl 1):A128.
Brullet E, Campo R, Calvet X, Coroleu D, Rivero E, Simó Deu J. Factors related to the failure of endoscopic injection therapy for bleeding gastric ulcer. Gut. 1996 Aug;39(2):155-8. doi: 10.1136/gut.39.2.155