Hong Kong Med J 2013;19(Suppl 4):S19-23
Viral shedding, clinical history and transmission of influenza
BJ Cowling, KH Chan, JSM Peiris, S Riley, GM Leung
School of Public Health, The University of Hong Kong
1. During influenza infections, most viral shedding occurs within a few days of illness onset.
2. Children may be more infectious than adults because they shed more virus.
3. The degree of viral shedding (infectiousness) correlates with symptoms and tympanic temperature.