1. Air, G. M., and Laver, W. G., 1989, The neuraminidase of influenza virus, Proteins 6:341–356.
2. Allison, A.C., and Gregoriadis, G., 1974, Liposomes as immunological adjuvants, Nature 252:252–255.
3. Alpar, H. O., Bowen, J. C., and Brown, M. R. W., 1992, Effectiveness of liposomes as adjuvants of orally and nasally administered tetanus toxoid, Int. J. Pharmacol. 88:335–344.
4. Althaus, B., and Glück, R., 1993, Clinical experience with the first liposomal hepatitis A vaccine, Abstract, in: International Symposium on Viral Hepatitis and Liver Disease, Tokyo.
5. Alving, C. R., 1992, Immunologic aspects of liposomes, Presentation and processing of liposomal protein and phospholipid antigens, Biochim. Biophys. Acta, 1113:307–322.