Methods for recruiting white, black, and hispanic working-class women and men to a study of physical and social hazards at work: the United for Health study.
Barbeau EM, Hartman C, Quinn MM, Stoddard AM, Krieger N. Methods for recruiting white, black, and hispanic working-class women and men to a study of physical and social hazards at work: the United for Health study. Int J Health Serv. 2007; 37(1):127-44.