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Volume 8, Number 12—December 2002

Dispatch

Puumala hantavirus Infection in Humans and in the Reservoir Host, Ardennes Region, France

F. Sauvage*Comments to Author , C. Penalba†, P. Vuillaume‡, F. Boue§, D. Coudrier#, D. Pontier*, and M. Artois**
Author affiliations: *Université C. Bernard Lyon 1, France; †Centre Hospitalier, Charleville-Mézières, France; ‡Entente Interdépartementale de Lutte contre la Rage, Malzéville, France; §AFSSA Nancy, Domaine de Pixerécourt, Malzéville, France; #Institut Pasteur, Paris, France; **Ecole nationale vétérinaire de Lyon, Marcy l'Etoile, France;

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Figure 2

Temporal correspondence of reservoir contamination and of human cases of nephropathia epidemica over a typical 3-year cycle. Grey bars: the number of HFRS cases in humans per month for the Ardennes region (France) from 1991 to 1996; black points: observed hantavirus antibody prevalence in bank voles by trapping session in Elan forest over the same period. Right scale: percentage of seropositive voles in the trapped sample.

Figure 2. Temporal correspondence of reservoir contamination and of human cases of nephropathia epidemica over a typical 3-year cycle. Grey bars: the number of HFRS cases in humans per month for the Ardennes region (France) from 1991 to 1996; black points: observed hantavirus antibody prevalence in bank voles by trapping session in Elan forest over the same period. Right scale: percentage of seropositive voles in the trapped sample.

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