Surveillance of avian influenza A(H7N9) virus infection in humans and detection of the first imported human case in Taiwan, 3 April to 10 May 2013 Lo, Y C and Chen, W C and Huang, W T and Lin, Y C and Liu, M C and Kuo, H W and Chuang, J H and Yang, J R and Liu, M T and Wu, H S and Yang, C H and Chou, J H and Chang, F Y, Eurosurveillance, 18, 20479 (2013), https://doi.org/10.2807/ese.18.20.20479-en