Molecular epidemiology of hepatitis A virus infections in Catalonia, Spain, 2005-2009: circulation of newly emerging strains.

@article{PrezSautu2011MolecularEO,
  title={Molecular epidemiology of hepatitis A virus infections in Catalonia, Spain, 2005-2009: circulation of newly emerging strains.},
  author={Unai P{\'e}rez-Sautu and Maria Isabel Costafreda and Josep Lite and Rosa Martenez Sala and Irene Barrabeig and Albert Bosch and Rosa Maria Ferreiro Pinto},
  journal={Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology},
  year={2011},
  volume={52 2},
  pages={
          98-102
        }
}
BACKGROUND In spite of annual vaccination campaigns, hepatitis A cases increased in Catalonia (North-East Spain) in the period 2002-2005 calling for the elucidation of the underlying mechanisms associated to the epidemiological shifts. OBJECTIVE The molecular characterization of the circulating strains to trace their origin and the study of the effects of vaccination on the incidence of sporadic and outbreak-associated cases. STUDY DESIGN Forty-eight different hepatitis A virus (HAV… CONTINUE READING
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