Rahman, M., N. M. lrshadullah, and M. Begum. “A Case of Hypofibrinogenemia Presenting With Submental Hamatoma”. Bangabandhu Sheikh Mujib Medical University Journal, vol. 7, no. 1, Aug. 2016, pp. 65-67, doi:10.3329/bsmmuj.v7i1.29151.