1. Emergency Department, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
2. Department of Radiology, Jan Biziel University Hospital No. 2 in Bydgoszcz; Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
3. Department of Gastroenterology, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
4. Department and Clinic of Geriatrics, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland