Murali, N., S. Natarajan, and S. Chandrasekaran. “Technique of Computed Tomography Guided Chemical Lumbar Sympathectomy for Peripheral Vascular Disease-a Study of Its Efficacy in the Indian Population”. International Surgery Journal, vol. 3, no. 2, Dec. 2016, pp. 742-5, doi:10.18203/2349-2902.isj20161148.