Sharmin R, Saleh A, Siddique A, Sharmin R, Aktar S, Afrin J. Comparative Study for Early Diagnosis of Typhoid Fever by Blood Culture, Widal Test and Polymerase Chain Reaction in a Tertiary Hospital, Bangladesh. BMCJ. 2021;7(1):4-11. doi:10.70818/bmcj.2021.v7i01.0132