Ethnic disparities in the use of nicotine replacement therapy for smoking cessation in an equal access health care system. - Fu SS; Sherman SE; Yano EM; van Ryn M; Lanto AB; Joseph AM; Fu, Steven S; Sherman, Scott E; Yano, Elizabeth M; van Ryn, Michelle; Lanto, Andy B; Joseph, Anne M (American Journal of Health Promotion, 2005)