Prospective comparison of endosonography, magnetic resonance imaging and surgical findings in anorectal fistula and abscess complicating Crohn's disease
Ap. Zbar et Nm. De Souza, Prospective comparison of endosonography, magnetic resonance imaging and surgical findings in anorectal fistula and abscess complicating Crohn's disease, BR J SURG, 86(8), 1999, pp. 1093-1094