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. 2012 Mar;102(3):434–448. doi: 10.2105/AJPH.2011.300249

FIGURE 2—

FIGURE 2—

Examples of 4 Conceptual Models of the Relationships Between Genetics and Occupational Risk Factors

Note. CHD = coronary heart disease; ORF = occupational risk factor; WMSD = work-related musculoskeletal disease. Bidirectional and unidirectional arrows indicate flow of effect in the models exemplified.