plication is that uteri' arc so many varia tions of inllium/.a that the suitable vaccine is somewhat difficult-to determine. The recent epidemic, for example, was termed the A-l’rime virus influenza. Once it wa> identified, a vaccine was prepared and used with some suqcess in the lijzht ayainst the threatened epidemic. There are three main typos of influenza, termed A. It. and 0 types. If the type can he recoyni/.ed early enuuyli, proper vaccines can be made in time and an epidemic avoid ed. The Executive Board ot the l . N. Health Organization believes that, by Idol, sufficient research will have been done to enable quick identification and mass distri bution of suitable vaccines to combat in fluenza epidemics. This .should la* excel lent news to all those who have sampled the late t Hu epidemic in the Tinted States.

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