A Field Trial for Evaluation of the Prophylactic Effect of Influenza Vaccine Containing Inactivated A2/Hong Kong and B Influenza Viruses

Abstract
A. Sugiura, H. Yanagawa, C. Enomoto, M. Ueda, K. Tobita, N. Matsuzaki, D. Suzuki, R. Nakaya, I. Shigematsu; A Field Trial for Evaluation of the Prophylactic Ef