| Literature DB >> 672956 |
K Nakajima, U Desselberger, P Palese.
Abstract
Comparison of the oligonucleotide maps of the RNAs of current human influenza (H1N1) virus isolates shows these strains to be much more closely related to viruses isolated in 1950 than to strains which circulated before or after that period.Entities:
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Year: 1978 PMID: 672956 DOI: 10.1038/274334a0
Source DB: PubMed Journal: Nature ISSN: 0028-0836 Impact factor: 49.962