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Percutaneous closure of a left atrial appendage with relevant suture dehiscence

occur later on, it may be Funding Master Research Agreement with Philips Conflict of interest L. Kleinebrecht, V. Veulemans, A. Polzin, M. Kelm and T. Zeus declare that they have no competing interests

Safety and efficacy of transseptal puncture guided by real-time fusion of echocardiography and fluoroscopy

. Hellhammer, A. Polzin and M. Kelmdeclare that they have no competing interests. Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http