CYTOTOXIC EFFECTS OF THEOBROMINE DERIVED COPPER NANOPARTICLES ORAL CANCER CELLS VIA P53 ACTIVATION . LEX [Internet]. 2025 Oct. 19 [cited 2026 Jan. 21];23(S6):3805-17. Available from: http://lex-localis.org/index.php/LexLocalis/article/view/802343