ACR Meeting Abstracts
Abstract Number: 104 • 2013 ACR/ARHP Annual Meeting
Mikk Jürisson1,2, Anneli Uusküla1, Riina Kallikorm3, Sigrid Vorobjov2,4 and Margus Lember3, 1Department of Public Health, Faculty of Medicine, Tartu University, Tartu, Estonia, 2East Tallinn Central Hospital, Tallinn, Estonia, 3Department of Internal Medicine, Faculty of Medicine, Tartu University, Tartu, Estonia, 4National Institute for Health Development, Tallinn, Estonia