Tsibouris Panagiotis, Galeas Theodoros, Moussia Maria, Sotiropoulou Maria, Michopoulos Spyros, Kralios Nick
Gastroenterology Unit, Trikala Prefectural General Hospital, Trikala, Greece.
Dig Dis Sci. 2005 Dec;50(12):2389-92. doi: 10.1007/s10620-005-3069-8.