“ A Novel Validated UPLC Method for Quantitation of Lopinavir and Ritonavir in Bulk Drug and Pharmaceutical Formulation With Its Impurities ”. Brazilian Journal of Pharmaceutical Sciences 50, no. 2 (April 1, 2014): 301–308. Accessed July 22, 2024. https://journals.usp.br/bjps/article/view/86937.