Singh, Vineeta, Rakesh Kumar Rana, and Richa Singhal. “Application of Cluster Sampling Techniques for Analyzing the Effect of Dhatri Lauha – An Ayurvedic Formulation in Iron Deficiency Anaemia”. International Journal of Ayurvedic Medicine 2, no. 2 (September 13, 2011). Accessed July 3, 2024. https://ijam.co.in/index.php/ijam/article/view/70.