المؤلفون: Vleminckx, Wim G., Diltoer, Marc W., Spapen, Herbert D.M., Pierard, Denis, De Mey, Johan, Delvaux, Georges R., Huyghens, Luc P.

المصدر: European Journal of Gastroenterology & Hepatology ; volume 9, issue 3, page 303-305 ; ISSN 0954-691X

الاتاحة: http://dx.doi.org/10.1097/00042737-199703000-00016
http://journals.lww.com/00042737-199703000-00016