Sick and Tired of Being Sick and Tired: Scientific Evidence, Methods, and Research Implications for Racial and Ethnic Disparities in Occupational Health
Linda Rae Murray, MD, MPH
Linda Rae Murray is with the Cook County Bureau of Health Services, Chicago, Ill.
FIGURE 1—Conceptual model for generating testable hypotheses about causal relationships between demographic variables and environmental/occupational exposures.