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Freundt M, Kolat P, Friedrich C, Salem M, Gruenewald M, Elke G, Pühler T, Cremer J, Haneya A.Freundt M, et al. Among authors: friedrich c.J Clin Med. 2021 Nov 18;10(22):5370. doi: 10.3390/jcm10225370.J Clin Med. 2021.PMID: 34830651Free PMC article.
Boening A, Friedrich C, Hedderich J, Schoettler J, Fraund S, Cremer JT.Boening A, et al. Among authors: friedrich c.Ann Thorac Surg. 2003 Dec;76(6):2000-6. doi: 10.1016/s0003-4975(03)01298-0.Ann Thorac Surg. 2003.PMID: 14667630
Boening A, Friedrich C, Caliebe D, Cremer J.Boening A, et al. Among authors: friedrich c.Interact Cardiovasc Thorac Surg. 2004 Sep;3(3):495-8. doi: 10.1016/j.icvts.2004.04.007.Interact Cardiovasc Thorac Surg. 2004.PMID: 17670295
Grothusen C, Attmann T, Friedrich C, Freitag-Wolf S, Haake N, Cremer J, Schöttler J.Grothusen C, et al. Among authors: friedrich c.Interv Med Appl Sci. 2013 Mar;5(1):3-9. doi: 10.1556/IMAS.5.2013.1.1. Epub 2013 Mar 19.Interv Med Appl Sci. 2013.PMID: 24265881Free PMC article.
Rahimi-Barfeh A, Grothusen C, Haneya A, Schöttler J, Eide AM, Erdmann M, Friedrich C, Hoffmann G, Cremer J, Schoeneich F.Rahimi-Barfeh A, et al. Among authors: friedrich c.Ann Thorac Surg. 2016 May;101(5):1753-8. doi: 10.1016/j.athoracsur.2015.10.043. Epub 2016 Jan 12.Ann Thorac Surg. 2016.PMID: 26794889