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Occupational and environmental epidemiology; Nonmalignant respiratory diseases including asthma and COPD; Occupational safety and health in the home care industry
The relationship between occupational and environmental exposures and exacerbation of asthma and COPD. Risk factors for sharps injuries and occupational safety and health among home care workers. The effectiveness of disease management programs for patients with chronic disease. Occupational exposures and ophthalmologic outcomes.
Dr. Sama is a Research Professor in the Department of Public Health with over 25 years of experience conducting occupational health and safety research on a variety of occupational and environmental exposures, injuries and disease.