1. Frank, J., Henderson, M., and McMurray, L. (1985) Influenza vaccination in the elderly. I. Determinants of acceptance. Can. Med. Assoc. J. 132, 371.
2. Mostow, S. (1985) Influenza: a preventable disease not being prevented. Am. Rev. Respir. Dis. 134, 1.
3. Mahy, B. (1983) Mutants of influenza virus, in Genetics of Influenza Viruses ( Palese, P. and Kingsbury, D. W., eds.), Spring-Verlag, New York, pp. 192 - 254.
4. Choppin, P. and Tamm, I. (1960) Studies of two kinds of virus particles which comprise influenza A2 virus strains. II. Reactivity with virus inhibitors in normal sera. J. Exp. Med. 112, 921.
5. Yoshimura, A. and Ohnishi, S. (1984) Uncoating of influenza virus in endosomes. J. Virol. 51, 497 - 504.