N. Sultana, S. K. Biswas, T. Sultan, S. Ahmed, Z. Hossain, and R. Chowdhury, “Seroprevalence of Dengue Fever in Chittagong, Bangladesh”, Chatt Maa Shi Hosp Med Coll J, vol. 12, no. 1, pp. 38–40, Jun. 2013.