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Gutenbrunner C, Nugraha B.Gutenbrunner C, et al. Among authors: nugraha b.PM R. 2015 May;7(5):532-6. doi: 10.1016/j.pmrj.2015.03.013. Epub 2015 Mar 17.PM R. 2015.PMID: 25794624No abstract available.