Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Examples of 4 Conceptual Models of the Relationships Between Obesity and Occupational Risk Factors
Note. ORF = occupational risk factor; WMSD = work-related musculoskeletal disease. Bidirectional and unidirectional arrows indicate flow of effect in the models exemplified.
