[1] Univ Melbourne, Dept Microbiol & Immunol, Parkville, Vic 3010, Australia
[2] Victorian Infect Dis Reference Lab, N Melbourne, Australia
[3] Alfred Hosp, Dept Infect Dis, Prahran, Vic 3181, Australia
[4] Alfred Hosp, Dept Microbiol, Prahran, Vic 3181, Australia