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Liebold A, Hendrix H, Keyser A, Wahba A, Birnbaum DE.Liebold A, et al. Among authors: keyser a.Herzschrittmacherther Elektrophysiol. 1998 Feb;9 Suppl 1:106-7. doi: 10.1007/BF03042458.Herzschrittmacherther Elektrophysiol. 1998.PMID: 19484569German.No abstract available.
Schmid C, Philipp A, Hilker M, Rupprecht L, Arlt M, Keyser A, Lubnow M, Müller T.Schmid C, et al. Among authors: keyser a.J Heart Lung Transplant. 2012 Jan;31(1):9-15. doi: 10.1016/j.healun.2011.07.013. Epub 2011 Sep 1.J Heart Lung Transplant. 2012.PMID: 21885295