NHAT HOANG THI ANH; HUNG PHAM VAN; XUAN DAM THANH; QUANG LE DINH; DUYEN NGUYEN THI THANH. Formulation and evaluation of controlled porosity osmotic pump tablets of verapamil hydrochloride. Vietnam Journal of Science, Technology and Engineering, [S. l.], v. 67, n. 2, p. 100-108, 2025. DOI: 10.31276/VJSTE.2024.0066. Disponivel em: https://vietnamscience.vjst.vn/index.php/vjste/article/view/1285. Acesso em: 25 aug. 2026.