RT Journal Article SR Electronic(1) A1 Mak, G C A1 Au, K W A1 Tai, L S A1 Chuang, K C A1 Cheng, K C A1 Shiu, T C A1 Lim, W YR 2010 T1 Association of D222G substitution in haemagglutinin of 2009 pandemic influenza A (H1N1) with severe disease JF Eurosurveillance VO 15 IS 14 SP 19534 OP DO https://doi.org/10.2807/ese.15.14.19534-en UL https://www.eurosurveillance.org/content/10.2807/ese.15.14.19534-en