Among the topics discussed in the nine papers by Soviet scientists are the immunology and epidemiology of influenza, the forms and mechanisms of viral circulation within the body, the persistence of influenza virus in different biological systems, precursors of epidemics, antigen drift in the hemagglutinin of Hong Kong (H3N2) virus over the period of its circulation, the current etiological pattern of acute respiratory diseases in the USSR, a system for comprehensive prevention in the USSR, and the radioimmunoassay of the virus nucleoprotein. Book club price, $36. Annotation copyrighted by Book News, Inc., Portland, OR