Original language | English (US) |
---|---|
Pages (from-to) | 787-792 |
Number of pages | 6 |
Journal | Bulletin of the World Health Organization |
Volume | 38 |
Issue number | 5 |
State | Published - Dec 1 1968 |
Externally published | Yes |
ASJC Scopus subject areas
- Public Health, Environmental and Occupational Health