For the next influenza season (winter 2009-10) the relative contributions to virus circulation and influenza-associated morbidity of the seasonal influenza viruses A(H3N2), A(H1N1) and B, and the new ...
INTRODUCTION: Despite the existence and availability of effective and safe influenza vaccines, influenza still remains an important cause of morbidity and mortality worldwide, incl. all economic conse...
Influenza complement fixation tests designed for use with ferret serum are described. Complement-fixing antigens derived from influenza ferret lungs were unsatisfactory due to their low content of sol...