Ngamvithayapong-Yanai, J.; Luangjina, S.; Nedsuwan, S.; Kantipong, P.; Wongyai, J.; Ishikawa, N. Engaging Women Volunteers of High Socioeconomic Status in Supporting Socioeconomically Disadvantaged Tuberculosis Patients in Chiang Rai, Thailand. Western Pac Surveill Response J 2013, 4.