Preparation of Monolithic Chromatographic Column for Propranolol Hydrochloride Determination. Journal of Pharmaceutical Negative Results, [S. l.], v. 13, n. 4, p. 1629–1636, 2022. Disponível em: https://pnrjournal.com/index.php/home/article/view/5277.. Acesso em: 5 jun. 2026.