the etiology of the disease , the age structure of fatalities , the time of death were studied in 34 fatal cases in the period of influenza a ( h1n1 ) epidemic in december 1977-february 1978 and in 33 fatal cases during influenza a/victoria/3/75 ( h3n2 ) epidemic in january-march , 1975 ( data from some autopsy offices of kiev ) .
C2076600
influenza
C0021400
influenza