Nguyet, Phung Thu, Nguyen Hong Hanh, Dinh Duy Khang, and Truong Nam Hai. 2014. “Expression of the Gene Region Prem-Env of Dengue Virus Type 2 in Pichia Pastoris”. Academia Journal of Biology 27 (3):66-71. https://doi.org/10.15625/0866-7160/v27n3.5273.