Hossain, M., M. Billah, S. Aziz, M. Rahman, M. Islam, A. Muslehuddin, N. Lucky, M. Hossain, M. Aktaruzzaman, and M. Islam. “Factors Affecting Retained Fetal Membrane and Its Therapeutic Management in Dairy Cows”. International Journal of Natural Sciences, vol. 5, no. 2, July 2016, pp. 93-97, doi:10.3329/ijns.v5i2.28632.