Lan Anh, L.T. et al. 2020. Detection of DNA of Rickettsia and Orientia tsutsugamushi in rodents and ectoparasites in Ha Giang province. Vietnam Journal of Biotechnology. 18, 3 (Nov. 2020), 543–552. DOI:https://doi.org/10.15625/1811-4989/18/3/13892.