To identify the prevalence of human coronavirus (HCoV) and human polyomavirus (HPyV) from patients with influenza-like illness in Thailand during 2012-2013.
To characterize the viral strains of human coronavirus (HCoV) and human polyomavirus (HPyV) in Thailand.
To characterize the whole genome of novel strains of human coronavirus (HCoV) and human polyomavirus (HPyV) in Thailand (if found).