1.
Emerg Infect Dis
; 15(11): 1805-8, 2009 Nov.
Artigo
em Inglês
| MEDLINE
| ID: mdl-19891870
RESUMO
We studied 1,432 febrile travelers from Sweden who had returned from malaria-endemic areas during March 2005-March 2008. In 383 patients, paired serum samples were blindly analyzed for influenza and 7 other agents. For 21% of 115 patients with fever of unknown origin, serologic analysis showed that influenza was the major cause.