Thapa, B. et al. 2012. National External Quality Assurance Scheme For Hiv Testing Using Dried Blood Spot: A Feasibility Study. SAARC Journal of Tuberculosis, Lung Diseases and HIV/AIDS. 8, 2 (Feb. 2012), 23–27. DOI:https://doi.org/10.3126/saarctb.v8i2.5897.