Nessa, K., M. Zebunnesa, N. Bari, and A. Bin Saleh. “Study of Some Sociodemographic Factors in Teenage Pregnancy”. Chattagram Maa-O-Shishu Hospital Medical College Journal, vol. 13, no. 3, Nov. 2014, pp. 21-25, doi:10.3329/cmoshmcj.v13i3.21017.