共 50 条
- [34] SENSITIZATION OF INFLUENZA VIRUS A2/SINGAPORE BY ANTINEURAMINIDASE JOURNAL OF GENERAL VIROLOGY, 1971, 13 (NOV): : 355 - &
- [35] EPIDEMIOLOGICAL EFFICACY OF LIVE INFLUENZA A2 MONOVACCINE VOPROSY VIRUSOLOGII, 1961, 6 (01): : 47 - &
- [36] ANTIGENIC RELATIONSHIP OF 1961-1963 A2 INFLUENZA VIRUSES TO PROTOTYPE A2 1957 STRAIN PROCEEDINGS OF THE SOCIETY FOR EXPERIMENTAL BIOLOGY AND MEDICINE, 1963, 114 (02): : 406 - +
- [37] OUTBREAK OF INFLUENZA A2 AMONG IMMUNIZED CHILDREN JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1964, 190 (09): : 806 - &
- [38] SEROLOGICAL AND CLINICAL STUDY ON 1965 A2 INFLUENZA JAPANESE JOURNAL OF EXPERIMENTAL MEDICINE, 1966, 36 (01): : P7 - &
- [39] A2 HONG KONG INFLUENZA INCUBATION PERIOD JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1969, 209 (12): : 1911 - &