Usküdar, O. Et Al. 2009. Comparison of endoscopic retrograde cholangiopancreatography, endoscopic ultrasonography, and fecal elastase 1 in chronic pancreatitis and clinical correlation.. Pancreas , vol.38 , 503-6.

Usküdar, O., OĞUZ, D., AKDOĞAN, M., ALTIPARMAK, E., & SAHIN, B., (2009). Comparison of endoscopic retrograde cholangiopancreatography, endoscopic ultrasonography, and fecal elastase 1 in chronic pancreatitis and clinical correlation.. Pancreas , vol.38, 503-6.

Usküdar, OĞUZ Et Al. "Comparison of endoscopic retrograde cholangiopancreatography, endoscopic ultrasonography, and fecal elastase 1 in chronic pancreatitis and clinical correlation.," Pancreas , vol.38, 503-6, 2009

Usküdar, OĞUZ Et Al. "Comparison of endoscopic retrograde cholangiopancreatography, endoscopic ultrasonography, and fecal elastase 1 in chronic pancreatitis and clinical correlation.." Pancreas , vol.38, pp.503-6, 2009

Usküdar, O. Et Al. (2009) . "Comparison of endoscopic retrograde cholangiopancreatography, endoscopic ultrasonography, and fecal elastase 1 in chronic pancreatitis and clinical correlation.." Pancreas , vol.38, pp.503-6.

@article{article, author={OĞUZ ÜSKÜDAR Et Al. }, title={Comparison of endoscopic retrograde cholangiopancreatography, endoscopic ultrasonography, and fecal elastase 1 in chronic pancreatitis and clinical correlation.}, journal={Pancreas}, year=2009, pages={503-6} }