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Ahmed N, Dreier R, Göpferich A, Grifka J, Grässel S.Ahmed N, et al. Among authors: grassel s.Cell Physiol Biochem. 2007;20(5):665-78. doi: 10.1159/000107728.Cell Physiol Biochem. 2007.PMID: 17762193
Tingart M, Beckmann J, Opolka A, Matsuura M, Wiech O, Grifka J, Grässel S.Tingart M, et al. Among authors: grassel s.Calcif Tissue Int. 2008 Apr;82(4):300-8. doi: 10.1007/s00223-008-9111-z. Epub 2008 Mar 5.Calcif Tissue Int. 2008.PMID: 18320133
Grässel S, Rickert M, Opolka A, Bosserhoff A, Angele P, Grifka J, Anders S.Grässel S, et al.Rheumatology (Oxford). 2010 Feb;49(2):218-30. doi: 10.1093/rheumatology/kep326. Epub 2009 Dec 1.Rheumatology (Oxford). 2010.PMID: 19952089