Khandu, L., P. Zwanikken, and S. Wangdi. “HIV Vulnerability and Sexual Risk Behaviour of the Drayang Girls in Bhutan”. SAARC Journal of Tuberculosis, Lung Diseases and HIV/AIDS, vol. 17, no. 1, July 2019, pp. 24-33, doi:10.3126/saarctb.v17i1.25025.