Siemińska, Lucyna Siemińska, Małgorzata Sienicka, Agnieszka Sienkiewicz, Sandra Sieradzka, Anna, Autonomous Public Clinical Hospital No. 1 of Pomeranian Medical University in Szczecin Sieradzki, Jacek Sieradzki, Jacek, Department of Metabolic Diseases, Jagiellonian University Medical College, Krakow, Poland Sierant, Marian Sierdzinski, Janusz Sieroń, Aleksander Siewko, Katarzyna Siewko, Katarzyna Siewko, Katarzyna (Poland) Sikora, Jerzy Sikora, Marcin Sikora-Grabka, Ewelina Sikorska, Dorota, Department of Rheumatology and Rehabilitation, Poznan University of Medical Sciences, Poland Sikorska, Katarzyna Silva, Adriana Silva, José Diogo Silva, Thamires Tixiliski, Endocrinology Division, Hospital de Clinicas, Federal University of Parana (SEMPR) Simek, Krzysztof Simić, Tatjana Simões-Pereira, Joana Simońska-Cichocka, Edyta