Original language | English (US) |
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Pages (from-to) | 1170-1176 |
Number of pages | 7 |
Journal | American journal of public health |
Volume | 61 |
Issue number | 6 |
DOIs | |
State | Published - Jun 1971 |
Externally published | Yes |
ASJC Scopus subject areas
- Public Health, Environmental and Occupational Health