Pediatr Infect Dis J 2015 Jan;34(1):66-72
From the *Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service; †School of Public Health, Faculty of Health Sciences, University of the Witwatersrand; ‡Medical Research Council, Respiratory and Meningeal Pathogens Research Unit, Faculty of Health Sciences, University of the Witwatersrand; §Department of Science and Technology/National Research Foundation, Vaccine Preventable Diseases, University of the Witwatersrand, Johannesburg, South Africa; ¶Influenza Division, Centers for Disease Control and Prevention, Atlanta, GA; ‖Influenza Programme, Centers for Disease Control and Prevention-South Africa, Pretoria; **Department of Medicine, Pietermaritzburg Metropolitan Hospital; ††Department of Medicine, University of KwaZulu Natal; ‡‡Department of Paediatrics, Pietermaritzburg Metropolitan Hospital §§School of Pathology, University of KwaZulu Natal, Pietermaritzburg; ¶¶Department of Medicine, Klerksdorp Tshepong Hospital, Klerksdorp; ‖‖Department of Medicine, Faculty of Health Sciences, University of the Witwatersrand; ***MRC/Wits Rural Public Health and Health Transitions Research Unit (Agincourt), School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa; †††Centre for Global Health Research, Umeå University, Umeå, Sweden; ‡‡‡INDEPTH Network, Accra, Ghana; and §§§Zoonoses Research Unit, Department of Medical Virology, University of Pretoria, Gauteng, South Africa.