Sarkar, D. N., M. I. Hossain, A. Shaheduzzaman, M. Ahmed, and R. Amin. “Frequency of Seropositivity and Occupational Risks of HBV Infection in a Teaching Hospital in Bangladesh”. Bangladesh Journal of Medicine, vol. 24, no. 1, May 2013, pp. 20-24, doi:10.3329/bjmed.v24i1.15031.