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Sherif, Mohammad A., Hüseyin Ince, Octavian Maniuc, Therese Reiter, Wolfram Voelker, Georg Ertl, a Alper Öner. "Two-dimensional Transesophageal Echocardiography for Aortic Annular Sizing in Patients Undergoing Transcatheter Aortic Valve Implantation." BMC Cardiovasc Disord 2015.

Sherif, Mohammad A., et al. "Two-dimensional Transesophageal Echocardiography for Aortic Annular Sizing in Patients Undergoing Transcatheter Aortic Valve Implantation." BMC Cardiovasc Disord 2015.