Pawłowska, P.; Skorupa, A.; Nowińska, A.; Iwanicki, J.; Nieradko-Iwanicka, B. Diseases of the Digestive System As the Cause of Disability Certificates. Pol J Public Health 2023, 133, 7-10. https://doi.org/10.12923/2083-4829/2023-0002.