Department of Family and Community Medicine (Dr Arcury, Mr Summers, Dr Sandberg, Dr Spears Johnson); Center for Worker Health (Dr Arcury, Mr Summers, Dr Chen, Dr Sandberg, Dr Spears Johnson, Dr Quandt); Division of Public Health Sciences (Ms Talton, Dr Chen), Department of Biostatistical Sciences; Division of Public Health Sciences (Dr Quandt), Department of Epidemiology and Prevention, Wake Forest School of Medicine, Winston-Salem, North Carolina.
Address correspondence to: Thomas A. Arcury, PhD, Department of Family and Community Medicine, Wake Forest School of Medicine, Medical Center Boulevard, Winston-Salem, NC 27157-1084 ([email protected]).
This research was funded by a grant from the National Institutes of Health (R01-ES008739). The sponsor had no involvement in the study design; in the collection, analysis and interpretation of data; in the writing of the report; and in the decision to submit the article for publication.
The authors Arcury, Summers, Talton, Chen, Sandberg, Spears Johnson, and Quandt report no conflicts of interests.