S. Khatun, D. K. Shah, N. Shrestha, and A. K. Yadav, “Ratio of Placenta to Birth Weight in Anemic and Non-Anemic Mothers”, J Nobel Med Coll, vol. 11, no. 1, pp. 61–66, Jun. 2022, doi: 10.3126/jonmc.v11i1.46065.