1.
LEWICKA, Marta, BARCZYKOWSKA, Ewa, JAWORSKA, Aleksandra, DANILUK-MATRAŚ, Irena and KURYLAK, Andrzej. The incidence of acute pancreatitis in children hospitalized with abdominal pain in Pediatric Surgery Clinic in Bydgoszcz. Journal of Education, Health and Sport. Online. 7 October 2015. Vol. 5, no. 10, pp. 29-42. [Accessed 27 February 2025].