Simurda, Milos, P.J.Safarik University , Kosice , Slovakia Sinan, Umit Yasar Sindermann, Juergen R. Singh, Avtar Singh, Gurjit, Department of Cardiac Electrophysiology, Henry Ford Hospital, Detroit, MI, United States Singh, Jai Singhal, Varda Sinha, Asru Kumar, Sinha Institute of Medical Science & Technology, Kolkata, India Siniawski, Andrzej Sinica-Latecka, Małgorzata Siniorakis, Eftychios Sinkiewicz, Władysław, Department of Clinical Bases of Physiotherapy, Collegium Medicum UMC Toruń, Poland Sinkiewicz, Władysław, Department of Clinical Bases of Physiotherapy, Collegium Medicum Nicolaus Copernicus University, Toruń, Poland Sinkiewicz, Władysław Sinkiewicz, Władysław, Department of the Clinical Bases of Physiotherapy, Collegium Medicum, UMC Toruń, Poland Sinnaeve, Peter R. Sinno, Mohamad Siódmiak, Joanna Sioka, Chrissa Siondalski, Piotr Siondalski, Piotr, Klinika Kardiochirurgii Instytut Kardiologii Akademii Medycznej w Gdańsku Siondalski, Piotr (Poland) Sionek, P. Sionek, Piotr Sionis, Alessandro