Errey, Anil K., Santosh K. Singh, Neha Sachan, and Vandana Singh. 2020. “Assessment of Outcome and Complications of Ultrasonography Guided Pigtail Catheter Drainage in Management of Liver Abscess”. International Surgery Journal 7 (6):1825-29. https://doi.org/10.18203/2349-2902.isj20202390.