Kohut, M., Nowak, A., Nowakowska-Dulawa, E., Marek, T., & Kaczor, R. (2003). Endosonography with linear array instead of endoscopic retrograde cholangiography as the diagnostic tool in patients with moderate suspicion of common bile duct stones. World J Gastroenterol.

Kohut, Maciej, Andrzej Nowak, Ewa Nowakowska-Dulawa, Tomasz Marek, and Roman Kaczor. "Endosonography With Linear Array Instead of Endoscopic Retrograde Cholangiography As the Diagnostic Tool in Patients With Moderate Suspicion of Common Bile Duct Stones." World J Gastroenterol 2003.

Kohut, Maciej, et al. "Endosonography With Linear Array Instead of Endoscopic Retrograde Cholangiography As the Diagnostic Tool in Patients With Moderate Suspicion of Common Bile Duct Stones." World J Gastroenterol 2003.