00311nam a22000857a 4500008004100000040005500041245006500096260002600161490003800187240711b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aExecutive board c/ Fortieth session Geneva, 29-30 May, 1967  aGeneva: bWHO, c1967  aOfficial records of the WHO v162