Jogender K. Lalla, et al. “Evaluation of Safety, Tolerability and Efficacy in Treating Chronic Constipation. Global Healing Center- Oxy Powder® in Treating Constipation and IBS. Clinical Trial Phase III”. International Journal of Pharma and Bio Sciences, vol. 1, no. 2, June 2010, pp. 1-19, https://ijpbs.net/index.php/journal/article/view/300.