K. Wardak, D. Celińska-Cedro, and M. Nagórska, “Self-reliance and self-control in adolescents with Inflammatory Bowel Disease in connection with the necessity to change a gastroenterologist after reaching the age of maturity”, Eur J Clin Exp Med, vol. 14, no. 1, pp. 16–26, Mar. 2016.