M. Khan, M. Polan, A. Nahar, and M. Raihan, “Factors Related To Dental Caries Among The Patients Attending At The Outpatient Department (OPD) Of Dhaka Dental College And Hospital”, Bangla J. Dent. Res. & Educ., vol. 3, no. 1, pp. 16–20, Oct. 2013.