Thórdur Óskarsson, Hulda S. Hreggvidsdóttir, Gudrún Agnarsdóttir, Sigrídur Matthíasdóttir, Margrét H. Ogmundsdóttir, Stefán R. Jónsson, Gudmundur Georgsson, Sigurdur Ingvarsson, Ólafur S. Andrésson, Valgerdur Andrésdóttir
J Virol. 2007 April; 81(8): 4052–4057. Published online 2007 February 7. doi: 10.1128/JVI.02319-06