Options for the control of influenza II: proceedings of the International Conference on Options for the Control of Influenza, Courchevel, 27 September-2 October 1992
International Conference on Options for the Control of Influenza, Hannoun Claude, Kendal A. P., Klenk Hans-Dieter, Ruben F. L., McMichael Andrew J, Nicholson Karl, Oya A. | Excerpta Medica | 1993