Evaluation of Two Influenza Surveillance Systems in South Africa


BACKGROUND The World Health Organisation recommends outpatient influenza-like illness (ILI) and inpatient severe acute respiratory illness (SARI) surveillance. We evaluated two influenza surveillance systems in South Africa: one for ILI and another for SARI. METHODOLOGY The Viral Watch (VW) programme has collected virological influenza surveillance data… (More)
DOI: 10.1371/journal.pone.0120226

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