Tinh, P. T., Lan, P. T., Mahomed, P. and Nhu Nguyen, T. M. (2013) “Epidemiological and clinical characteristics of patients who died from Influenza A(H1N1)pdm09 in Viet Nam”, Western Pacific Surveillance and Response, 3(1). doi: 10.5365/wpsar.2011.2.3.003.