“THERAPEUTIC DRUG MONITORING OF TACROLIMUS AND CYCLOSPORINE, PHENYTOIN AND VALPROIC ACID”, Int. Res. J. Pharm., vol. 3, no. 9, pp. 175–179, Sep. 2012, Accessed: Aug. 17, 2026. [Online]. Available: https://irjponline.org/index.php/irjp/article/view/2843