1. Birmingham VA Medical Center; Department of Medicine; Faculty Office Tower 805B 510 20th Street South Birmingham AL USA 35294
2. University of Ottawa Heart Institute; Cardiovascular Research Methods Centre; 40 Ruskin Street Room H-2265 Ottawa ON Canada K1Y 4W7
3. University of Alabama at Birmingham; Department of Medicine - Rheumatology; Birmingham USA
4. University of Ottawa; Bruyère Research Institute; 43 Bruyère St Annex E, room 213 Ottawa ON Canada K1N 5C8
5. The University of Texas, MD Anderson Cancer Center; Department of General Internal Medicine; 1515 Holcombe Blvd Unit 1465 Houston Texas USA 77030
6. Department of Epidemiology and Preventive Medicine, School of Public Health and Preventive Medicine, Monash University; Monash Department of Clinical Epidemiology, Cabrini Hospital; Suite 41, Cabrini Medical Centre 183 Wattletree Road Malvern Victoria Australia 3144
7. Ottawa Hospital Research Institute (OHRI), The Ottawa Hospital - General Campus; Centre for Practice-Changing Research (CPCR); 501 Smyth Road, Box 711 Ottawa ON Canada K1H 8L6
8. Faculty of Medicine, University of Ottawa; Department of Medicine; Ottawa ON Canada K1H 8M5
9. University of Ottawa; Department of Epidemiology and Community Medicine; Room H1281 40 Ruskin Street Ottawa ON Canada K1Y 4W7