Sutacha, V., Niraroot, W. and Boonprong, K. 2009. Efficiency of detection of leprosy infection by PGL-1 (Phenolic glycolipid 1) Rapid flow test compared with Slit skin smear in clinical diagnosed patients and contact persons in Chiang Mai, Chiang Rai, Payao, and Lampang. Journal of Associated Medical Sciences. 42, 2 (May 2009), 120.