Author

Publication

1967 - Pan American Health Organization, Pan American Sanitary Bureau, Regional Office of the World Health Organization, Washington, District of Columbia

Language

English

Word Count

3,500 words, Guess

Page Count

14 pages

Identifiers

Classifications

  • LCCRA10 .P252 no. 152
  • LCCRA566 .P252 no. 152

Subjects

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