DOI:
10.1055/s-00000036
Laryngo-Rhino-Otologie
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References
Nicholson KG, Kent J, Hammersley V, Cancio E.
Acute viral infections of upper respiratory tract in elderly people living in the community: comparative, prospective, population based study of disease burden.
BMJ 1997;
315: 1060-1064
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