Begum, M., S. Ara, S. Kishwara, A. S. M. Nurunnabi, and K. A. Rayhan. “Microscopic Changes of the Placental Components in Maternal Anaemia”. Bangladesh Journal of Anatomy, vol. 8, no. 2, Feb. 2011, pp. 59-63, doi:10.3329/bja.v8i2.7017.