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Kumar, Mallika Sampath and Ramesh, Krishnan and John, John Baby and Selvaraj, Nandhini (2025) Estimation of Trace Elements Namely Lead, Copper, Selenium, and Cadmium by Acid Biopsy Technique in Sound and Carious Permanent Teeth Using Inductively Coupled Plasma-optical Emission Spectrometry: An In Vivo Study. International Journal of Clinical Pediatric Dentistry, 18 (2). 141 - 145. ISSN 09751904; 09747052