Table 1.

Inclusion criteria

Inclusion criteria
Symptomatic patients	Patients born in 1948 or earlier AND at least one of the following current symptoms with debut less than 3 weeks prior:  • Nasal congestion or runny nose  • Throat pain  • Fever (>38 °C)  • Malaise  • Muscle pain  • Self-diagnosis of “the common cold”  • Diarrhea or eye infection combined with laboratory values supporting an infection
Non-symptomatic patients	Patients born in 1948 or earlier