Panturat, P. (2013) “Comparison between Castor Oil and Sodium Phosphates as the Oral Evacuants for Bowel Preparation before Intravenous Pyelography”, Srinagarind Medical Journal, 23(1), pp. 107–112. Available at: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13059 (Accessed: 7 May 2024).