Sumi, M., Barua, J., Jan, C., Imtiaz, K., Ahmed, I. and Ahmed, S. (2015) “Loss of First Permanent Molar Teeth in Patients Attending in OPDs of Selected Dental Hospitals in Dhaka City”, Bangladesh Journal of Dental Research & Education, 5(2), pp. 40-43. doi: 10.3329/bjdre.v5i2.24714.