Upper Airways Spray for Viral Infections Prevention

Table 2

Estimated annual proportion of clinical case based on virus’ type.

Virus’s type	Estimated annual proportion of cases
Rhinovirus	30–50%
Coronavirus	10–15%
Influenza virus	5–15%
Respiratory syncytial virus	5%
Parainfluenza virus	5%
Adenovirus	<5%
Enterovirus	<5%
Metapneumovirus	Unknown
Unknown	20–30%