FORMULATION, CHARACTERIZATION, AND IN VITRO EVALUATION OF BETULINIC ACID-LOADED SOLID LIPID NANOPARTICLES FOR ENHANCED CYTOTOXICITY AGAINST HUMAN CANCER CELL LINES. LEX [Internet]. 2025 Oct. 3 [cited 2025 Nov. 1];23(S6):4922-33. Available from: https://lex-localis.org/index.php/LexLocalis/article/view/802514