Rai, J.; Pandrakula, S. S. .; Bhadouria, P. .; Shrivastava, J. .; Srinivasan, K. .; Payak, A. S. .; Mehta, D. N. . Knowledge and Attitude of Primary School Teachers for Periodontal Disease. J. Adv. Zool. 2023, 44, 965-968.