Mujtahed, S. M., and A. M. Sharifi. “Influential Factors in Intestinal Absorption and Renal Reabsorption of Calcium”. SAMRIDDHI : A Journal of Physical Sciences, Engineering and Technology, Vol. 15, no. 02, Oct. 2023, pp. 258-62, doi:10.18090/samriddhi.v15i02.12.