Sahiti, P., R. Kamatham, and K. Saikiran. “Impact of Tooth Brushing Rhyme on the Oral Hygiene Status of 6 -7 Year Old Children - an Educational Intervention Study”. Medicine and Pharmacy Reports, Vol. 92, no. 4, Oct. 2019, pp. 413-7, doi:10.15386/mpr-1308.