Viral EvolutionGeneticsPathogenesisVirologyInfluenza VirusMedicineVirus GeneInfluenza Vaccines
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A VIRUS OBTAINED FROM INFLUENZA PATIENTS
Wilson Smith, C. H. Andrewes, P. P. Laidlaw · The Lancet · 1933 · 853 citations · Full text
Activation of influenza A viruses by trypsin treatment
Hans‐Dieter Klenk, R. Rott, Michaela Orlich et al. · Virology · 1975 · 838 citations
The Influenza Viruses and Influenza
D. A. J. Tyrrell · BMJ · 1976 · 539 citations · Full text