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Klein KU, Boehme S, Hartmann EK, Szczyrba M, David M, Markstaller K, Engelhard K.Klein KU, et al.J Neurosurg Anesthesiol. 2011 Oct;23(4):341-6. doi: 10.1097/ANA.0b013e31822cf893.J Neurosurg Anesthesiol. 2011.PMID: 21897296
Klein KU, Engelhard K, Werner C.Klein KU, et al.Anasthesiol Intensivmed Notfallmed Schmerzther. 2007 Jun;42(6):432-8. doi: 10.1055/s-2007-984549.Anasthesiol Intensivmed Notfallmed Schmerzther. 2007.PMID: 17607612Review.German.No abstract available.
Klein KU, Glaser M, Reisch R, Tresch A, Werner C, Engelhard K.Klein KU, et al.Anesth Analg. 2009 Jul;109(1):199-204. doi: 10.1213/ane.0b013e3181a800e5.Anesth Analg. 2009.PMID: 19535711
Klein KU, Schramm P, Glaser M, Reisch R, Tresch A, Werner C, Engelhard K.Klein KU, et al.J Neurosurg Anesthesiol. 2010 Jan;22(1):38-45. doi: 10.1097/ANA.0b013e3181bea439.J Neurosurg Anesthesiol. 2010.PMID: 19816204Clinical Trial.
Klein KU, Wisser G, Engelhard K, Werner C.Klein KU, et al.J Neurosurg Anesthesiol. 2010 Jul;22(3):269. doi: 10.1097/ANA.0b013e3181dcb5b8.J Neurosurg Anesthesiol. 2010.PMID: 20548172No abstract available.
Klein KU, Thal SC, Engelhard K, Werner C.Klein KU, et al.J Neurosurg Anesthesiol. 2010 Oct;22(4):372. doi: 10.1097/ANA.0b013e3181e77c8a.J Neurosurg Anesthesiol. 2010.PMID: 20622681No abstract available.
Schramm P, Klein KU, Pape M, Berres M, Werner C, Kochs E, Engelhard K.Schramm P, et al. Among authors: klein ku.J Neurosurg Anesthesiol. 2011 Jan;23(1):41-4. doi: 10.1097/ANA.0b013e3181f35854.J Neurosurg Anesthesiol. 2011.PMID: 21252706
Klein KU, Stadie A, Fukui K, Schramm P, Werner C, Oertel J, Engelhard K, Fischer G.Klein KU, et al.Neurosurgery. 2011 Aug;69(2):391-8. doi: 10.1227/NEU.0b013e3182178bc9.Neurosurgery. 2011.PMID: 21430590
Klein KU, Engelhard K.Klein KU, et al.Best Pract Res Clin Anaesthesiol. 2010 Dec;24(4):535-49. doi: 10.1016/j.bpa.2010.10.008. Epub 2010 Nov 29.Best Pract Res Clin Anaesthesiol. 2010.PMID: 21619865Review.