Refine your search
Availability
-
Authors
-
Topics
- Adult
- Air Pollutants, Occupational
- Coal Mining
- Dust
- Government Regulation
- Humans
- Male
- Middle Aged
- Morbidity
- Occupational Diseases
- Occupational Exposure
- Occupational Health
- Pulmonary Disease, Chronic Obstructive
- Quality of Health Care
- Risk Factors
- Russia
- adverse effects
- epidemiology
- statistics & numerical data
- trends
- Show more
- Show less
-
Languages