FIRST ORDER DERIVATIVE SPECTROPHOTOMETRIC METHOD FOR SIMULTANEOUS ESTIMATION OF TELMISARTAN AND CHLORTHALIDONE IN BULK AND PHARMACEUTICAL DOSAGE FORM. International Research Journal of Pharmacy, [S. l.], v. 4, n. 3, p. 78–82, 2013. Disponível em: https://irjponline.org/index.php/irjp/article/view/2312. Acesso em: 20 oct. 2026.