[1] Jordan Minist Hlth, Communicable Dis Directorate, Amman, Jordan
[2] Ctr Dis Control & Prevent, Div Viral Dis, Natl Ctr Immunizat & Resp Dis, Atlanta, GA USA
[3] Jordan Field Epidemiol Training Program, Amman, Jordan
[4] Oak Ridge Inst Sci & Educ, Oak Ridge, TN USA
[5] Jordan Minist Hlth, Directorate Labs, Amman, Jordan
[6] Eastern Mediterranean Publ Hlth Network, Amman, Jordan
[7] Ctr Dis Control & Prevent, Influenza Div, Natl Ctr Immunizat & Resp Dis, Atlanta, GA USA
[8] Maximus Fed, Atlanta, GA USA