Begum, Z., M. M. Ahsan, A. Begum, A. Baten, M. M. Alam, K. G. S. Ahmed, and S. Parveen. “Value of the Single Widal Test in the Diagnosis of Typhoid Fever”. Community Based Medical Journal, vol. 2, no. 1, Mar. 2013, pp. 34-38, doi:10.3329/cbmj.v2i1.14180.