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hdl.handle.net/1765/3541
The Lancet
Erasmus MC: University Medical Center Rotterdam

Claas, E., de Jong, J., Bartelds, A., Bijlsma, K., Rothbarth, P., Rimmelzwaan, G., Osterhaus, A.& de Groot, R. (1995). Influenza types and patient population. The Lancet, 180–180.http://hdl.handle.net/1765/3541