- Publication venue
- Pittsburgh Univ., Pa. Graduate School of Public Health. Dept. of Occupational Health
- Publication date
- 01/04/1965
- Field of study
- Publication venue
- Pittsburgh Univ., Pa. (USA). Dept. of Occupational Health
- Publication date
- 31/12/1969
- Field of study
- Publication venue
- 'Informa UK Limited'
- Publication date
- Field of study