McDonald R, Mead N, Cheraghi-Sohi S, Bower P, Whalley D. Governing the ethical consumer: identity, choice and the primary care medical encounter. Sociol Health Illn. 2007 Apr 1;29(3):430-56.
Grzywacz JG, Quandt SA, Early J, Tapia J, Graham CN, Arcury TA. Leaving Family for Work: ambivalence and Mental Health Among Mexican Migrant Farmworker Men. J Immigr Minor Health. 2006 Jan 1;8(1):85-97.