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Volume 13, Number 3—March 2007


Surveillance of Influenza Virus A in Migratory Waterfowl in Northern Europe

Anders Wallensten*†, Vincent J. Munster‡, Neus Latorre-Margalef§, Mia Brytting¶, Johan Elmberg#, Ron A.M. Fouchier‡, Thord Fransson**, Paul D. Haemig§, Malin Karlsson¶, Åke Lundkvist¶, Albert D.M.E. Osterhaus‡, Martin Stervander††, Jonas Waldenström§‡‡, and Björn Olsen§§§Comments to Author 
Author affiliations: *Smedby Health Center, Kalmar, Sweden; †Linköping University, Linköping, Sweden; ‡Erasmus Medical Center, Rotterdam, the Netherlands; §Kalmar University, Kalmar, Sweden; ¶Swedish Institute for Infectious Disease Control, Solna, Sweden; #Kristianstad University, Kristianstad, Sweden; **Swedish Museum of Natural History, Stockholm, Sweden; ††Ottenby Bird Observatory, Degerhamn, Sweden; ‡‡Lund University, Lund, Sweden; §§Umeå University, Umeå, Sweden;

Main Article

Table 1

Sampling data and locations of analyses*

SeasonNo. mallards screenedDatesPCR screening locationPCR method usedSubtyping location
2002 Fall8979/29–12/16EMCTaqmanEMC
2003 Spring3484/14–6/30SMICyber-greenEMC
2003 Fall7557/1–12/18SMICyber-greenEMC
2004 Spring3463/26–6/30KUCyber-greenEMC
2004 Fall7897.1–12/15KUCyber-greenNot performed
2005 Spring1554/3–6/30KUCyber-greenNot performed
2005 Fall
Not performed

*EMC, Erasmus Medical Center; SMI, Swedish Institute for Disease Prevention and Control; KU, Kalmar University.

Main Article