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.
Lawson DH, Jick H, Rothman KJ. Coffee and tea consumption and breast disease. Surgery. 1981 Jan 1;90(5):801-3.