Human Metapneumovirus Detection in Patients with Severe Acute Respiratory Syndrome oleh Rickjason C. W. Chan, John S. Tam, Ching-Wan Lam, Edward Chan, Alan Wu, Chi-Kong Li, Thomas A. Buckley, King-Cheung Ng, Gavin M. Joynt, Frankie W.T. Cheng, Ka-Fai To, Nelson Lee, David S.C. Hui, Jo L.K. Cheung, Ida Chu, Esther Liu, Sydney S.C. Chung, Joseph J.Y. Sung