1. The World Health Organization;Shimkin;Science,1946
2. Preamble to the Constitution of the World Health Organization as adopted by the International Health Conference, New York, 19–22 June, 1946; signed on 22 July 1946 by the representatives of 61 States (Official records of the World Health Organization, no. 2, p. 100) and entered into force on 7 April 1948.
3. World Health Organization. (Editorial, unsigned);Br Med J,1948
4. The World Health Organization;Lee,2009
5. The World Health Organization in historical perspective;Howard-Jones;Perspect Biol Med,1981