Avian influenza--lessons from history.
Pierson
R
R
Royal United Hospital Bath, Combe Park, Bath BA1 3NG, UK.
Thomas
M
M
D000368:Aged; D004196:Disease Outbreaks / Q000266:history; D005260:Female; D049673:History, 20th Century; D006801:Humans; D053121:Influenza A Virus, H2N2 Subtype; D007251:Influenza, Human / Q000266:history*; D006113:United Kingdom