Rimi, S. A., S. Ferdousi, and S. Sultana. “Age-Related Cardiovascular Response to Tilt Test in Healthy Volunteers of Both Sexes”. Bangabandhu Sheikh Mujib Medical University Journal, vol. 13, no. 1, Feb. 2020, pp. 13-17, doi:10.3329/bsmmuj.v13i1.45478.