Irawan, Eka, Lusia Oktora Ruma Kumala Sari, & Andreas Henry Prasetyo. " FORMULATION AND OPTIMIZATION OF CARBOPOL AND ETHYL CELLULOSE AS FLOATING-MUCOADHESIVE SYSTEM OF DILTIAZEM HYDROCHLORIDE TABLET BY FACTORIAL DESIGN." UNEJ e-Proceeding [Online], (0): 92-95. Web. 22 Nov. 2024