Dali, Mamta, et al. “Knowledge, Awareness and Perception Regarding Importance of Primary Teeth Among Parents Visiting Dental OPD, BPKIHS, Dharan, Nepal”. Birat Journal of Health Sciences, vol. 3, no. 3, Jan. 2019, pp. 570-5, doi:10.3126/bjhs.v3i3.22192.