L. Y.K, R. Othman, H. A. Wahab, R. Yusof, and N. Abd. Rahman, “A Revisit into the DEN2 NS2B/NS3 Virus Protease Homology Model: Structural Verification and Comparison with Crystal Structure of HCV NS3/4A and DEN2 NS3”, Malaysian J. Sci., vol. 25, no. 1, pp. 15–22, Aug. 2006.