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Koster A, Buz S, Krabatsch T, Yeter R, Hetzer R.Koster A, et al.Perfusion. 2009 Jan;24(1):7-11. doi: 10.1177/0267659109106109.Perfusion. 2009.PMID: 19567542
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Koster A, Bauer M, Pasic M, Hetzer R.Koster A, et al.Eur J Cardiothorac Surg. 1999 Jun;15(6):874-5. doi: 10.1016/s1010-7940(99)00108-6.Eur J Cardiothorac Surg. 1999.PMID: 10431876No abstract available.
Koster A, Pasic M, Bauer M, Kuppe H, Hetzer R.Koster A, et al.Ann Thorac Surg. 2000 Jan;69(1):37-41. doi: 10.1016/s0003-4975(99)01289-8.Ann Thorac Surg. 2000.PMID: 10654482