Sapkota, D., P. Parajuli, and T. Kafle. “Effectiveness of Educational Intervention Programme on Knowledge Regarding Breast Self Examination Among Higher Secondary School Girls of Biratnagar”. Birat Journal of Health Sciences, vol. 1, no. 1, Mar. 2017, pp. 13-19, doi:10.3126/bjhs.v1i1.17091.