Sahdev, Ravinder, Akhilesh Rao, Neha Yadu, and Y Shukla. 2016. “Utility of Color Doppler in Diagnosing Ureteric Calculi: A Useful Adjunct”. International Journal of Medical Research and Review 4 (11), 2015-18. https://ijmrr.medresearch.in/index.php/ijmrr/article/view/753.