Poland (PL)

Toruń Center of Gastrology and Endoscopy / Toruńskiego Centrum Gastrologii Research facility Toruń Ukrainian Catholic University / Ukraiński Uniwersytet Katolicki University / College Lviv Universidad Católica de Cuenca University / College Cuenca Universitätsklinikum / Uniwersyteckie Centrum Kliniczne (UCK) Hospital Gdansk University Children’s Hospital / Uniwersytecki Szpital Dziecięcy Hospital Krakow University of Agriculture in Krakow University / College Krakow University of Białystok University / College Białystok University of Bielsko-Biala University / College Bielsko-Biala University of Gdańsk / Uniwersytet Gdański University / College Gdánsk University of Humanities and Economics in Lodz University / College Lodz