[1] CDC. Plague. Atlanta, GA: US Department of Health and Human Services, CDC; 2019. Available at http://www.cdc.gov/plague/.http://www.cdc.gov/plague/
[2] Wang H, Cui Y, Wang Z, Wang X, Guo Z, Yan Y, et al. A dog-associated primary pneumonic plague in Qinghai Province, China. Clin Infect Dis. 2011 Jan 15;52(2):185 − 90. https://doi.org/10.1093/cid/ciq107.https://doi.org/10.1093/cid/ciq107
[3] Dai R, Wei B, Xiong H, Yang X, Peng Y, He J, et al. Human plague associated with Tibetan sheep originates in marmots. PLoS Negl Trop Dis. 2018;12(8):e0006635. https://doi.org/10.1371/journal.pntd.0006635.https://doi.org/10.1371/journal.pntd.0006635
[4] Cong X, Yin W. Chinese Plague Manual: Prevention, Control and Emergency Response. Beijing Univ Med Press. 2009;1 − 49. (In Chinese). 
[5] Liu J, Zhang W. Inner Mongolia Plague. Huhhot: Inner-Mongol People Publishing House. (In Chinese). 
[6] Han X, Liu G, Yue M. A clinical diagnosis of plague in Inner Mongolia in 2004. Med Ani Prev. 2007;23(12): 918 − 9. (In Chinese). 
[7] The Atlas of Plague and Its Environment in the People’s Republic of China. Science Press; 2000. (ISBN7-03-008197-8/P·1186). (In Chinese).