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Roll P, Muhammad K, Schumann M, Kleinert S, Tony HP.Roll P, et al.Scand J Rheumatol. 2012 May;41(3):180-5. doi: 10.3109/03009742.2011.645056. Epub 2012 Mar 9.Scand J Rheumatol. 2012.PMID: 22400711
Roll P, Rubbert-Roth A, Tony HP.Roll P, et al.Z Rheumatol. 2010 Sep;69(7):608-17. doi: 10.1007/s00393-009-0529-0.Z Rheumatol. 2010.PMID: 20703490German.
Tony HP, Roll P, Mei HE, Blümner E, Straka A, Gnuegge L, Dörner T; FIRST/ ReFIRST study teams.Tony HP, et al. Among authors: roll p.Clin Exp Rheumatol. 2015 Nov-Dec;33(6):887-94. Epub 2015 Oct 30.Clin Exp Rheumatol. 2015.PMID: 26517829Clinical Trial.
Palanichamy A, Muhammad K, Roll P, Kleinert S, Dörner T, Tony HP.Palanichamy A, et al. Among authors: roll p.J Rheumatol. 2012 Jun;39(6):1130-8. doi: 10.3899/jrheum.111513. Epub 2012 Apr 15.J Rheumatol. 2012.PMID: 22505705
Ostermeier E, Roll P, Tony HP.Ostermeier E, et al. Among authors: roll p.Z Rheumatol. 2012 Aug;71(6):473-8. doi: 10.1007/s00393-011-0879-2.Z Rheumatol. 2012.PMID: 22802024German.
Feuchtenberger M, Kneitz C, Roll P, Kleinert S, Tony HP.Feuchtenberger M, et al. Among authors: roll p.Open Rheumatol J. 2009 Feb 9;3:9-13. doi: 10.2174/1874312900903010009.Open Rheumatol J. 2009.PMID: 19479056Free PMC article.