Yuehu, L., Jianp, G. and Dong, S. 2021. Current status and research progress of endoscopic retrograde cholangiopancreatography in the diagnosis and treatment of biliary and pancreatic system diseases. International Surgery Journal. 8, 9 (Aug. 2021), 2866–2871. DOI:https://doi.org/10.18203/2349-2902.isj20213637.