Role of Endoscopic Retrograde Cholangiopancreatography Guided Brush Cytology in Evaluation of Malignant Biliary Tract Strictures: Experience of a Tertiary Care Teaching Centre in Northern India Journal title: Journal of Clinical and Diagnostic Research Authors: Preeti Agarwal, Shivanjali Raghuvanshi, Sucheta Yadav, Shalini Bhalla, Raj Mehrotra, Sameer Gupta, V... Subject(s):
