Tana C, Silingardi M, Dietrich C F
Internal Medicine Unit, Guastalla Hospital, AUSL Reggio Emilia, Italy.
Innere Medizin 2, Caritas Krankenhaus Bad Mergentheim, Germany.
Z Gastroenterol. 2015 Apr;53(4):283-4. doi: 10.1055/s-0034-1399122. Epub 2015 Apr 10.