00407nam a22001337a 4500008004100000020001500041040005500056080001500111100001300126245008200139260002600221300001400247650001200261230606b        |||||||| |||| 00| 0 eng d  a9241542071  aNational Science LibrarycNational Science Library  a614.4 bM6  aBres, P   aPublic health action in emergencies caused by epidemics: bA practical guide   aGeneva: bWHO, c1986  axi, 287p.  aScience