S .Karthik Natarajan, Ramya Ramadoss, Sandhya Sundar, Suganya Panneer Selvam, and Pratibha Ramani, “Nano spatial elemental characterization of deep pits in molar teeth”, J Popl Ther Clin Pharmacol, vol. 30, no. 11, pp. 473–476, Jun. 2023, doi: 10.47750/jptcp.2023.30.11.049.