The co-infection cases of 7 common respiratory viruses including Inf, PIV, RSV, HMPV, HCoV, AdV and HBoV.

Influenza (Inf), parainfluenza (PIV), respiratory syncytial virus (RSV), human metapneumovirus (HMPV), human coronavirus (HCoV), adenovirus (AdV) and human bocavirus (HBoV) were screened during 2010–2011 in Guangzhou, China. Totally 112 cases were detected as more than one virus positive from 3460 patients with acute respiratory infection symptoms. Among them 8 cases were triple virus positive, and 19 cases were co-infection of HBoV and other viruses.