Szumowski, Piotr, Nuclear Medicine Department, Medical University of Bialystok, Poland Szumowski, Piotr (Poland) Szurkowska, Magdalena Szybiński, Piotr Szybiński, Piotr Szybiński, Zbigniew Szymanowski, Bartosz, Military Institute of Medicine, Warsaw, Poland Szymanska, Maria Szymański, Paweł Szyszko, Teresa A. Sławek, J., Department of Neurology, St. albert City Hospital, Gdańsk, Poland Sławek, Jarosław Sławek, Jarosław, Department of Neurology and Outpatient Department of Movement Disoeders, St Adalbert Hospital, Gdańsk, Poland Słodkowski, Maciej, Department of General, Gastroenterological and Oncological Surgery, Medical University of Warsaw Słomski, Artur Słonecka, Iwona Słowikowska, Anna