No MERS-CoV but positive influenza viruses in returning Hajj pilgrims, China, 2013-2015

Ma X, Liu F, Liu L, Zhang L, Lu M, Abudukadeer A, Wang L, Tian F, Zhen W, Yang P, Hu K. No MERS-CoV but positive influenza viruses in returning Hajj pilgrims, China, 2013-2015. BMC Infect Dis. 2017; 17(1): 715.