DAS , Prerona; GUPTA , Jyoti; SHARMA , Rambabu. Comparative study of drug release behaviour of Diltiazem Hydrochloride using Guar gum and HPMC as a polymer. Journal of Drug Delivery and Therapeutics, India, v. 16, n. 7, p. 155–160, 2026. DOI: 10.22270/jddt.v16i7.7896. Disponível em: https://jddtonline.info/index.php/jddt/article/view/7896. Acesso em: 18 aug. 2026.