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The Re-Emergence of H1N1 Influenza Virus in 1977: A Cautionary Tale for Estimating Divergence Times Using Biologically Unrealistic Sampling Dates
In 1977, H1N1 influenza A virus reappeared after a 20-year absence. Genetic analysis indicated that this strain was missing decades of nucleotide sequence evolution, suggesting an accidental release of a frozen laboratory strain into the general population. Recently, this strain and its descendants...
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| Formato: | Texto |
| Lenguaje: | English |
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Public Library of Science
2010
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2887442/ https://www.ncbi.nlm.nih.gov/pubmed/20567599 http://dx.doi.org/10.1371/journal.pone.0011184 |