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van der Horst-Bruinsma IE, Zack DJ, Szumski A, Koenig AS.van der Horst-Bruinsma IE, et al. Among authors: szumski a.Ann Rheum Dis. 2013 Jul;72(7):1221-4. doi: 10.1136/annrheumdis-2012-202431. Epub 2012 Dec 22.Ann Rheum Dis. 2013.PMID: 23264358
van der Horst-Bruinsma I, Zack D, Szumski A, Koenig AS.van der Horst-Bruinsma I, et al. Among authors: szumski a.Ann Rheum Dis. 2014 Jan;73(1):e3. doi: 10.1136/annrheumdis-2013-204333. Epub 2013 Nov 11.Ann Rheum Dis. 2014.PMID: 24218404No abstract available.