Bhutani, Manoop S., Adrian Saftoiu, Charles Chaya, Parantap Gupta, Avi B. Markowitz, Maurice Willis, Ivan Kessel, Gulshan Sharma, and Joseph B. Zwischenberger. 2009. “Irregular Echogenic Foci Representing Coagulation Necrosis: A Useful But Perhaps Under-Recognized EUS Echo Feature of Malignant Lymph Node Invasion”. Journal of Gastrointestinal and Liver Diseases 18 (2):181-84. https://medpharmareports.com/jgld33014/index.php/jgld/article/view/2009.2.8.