AGRAWAL, A.; SHARMA, M. Rapid RP-HPLC Estimation of Methotrexate in Bulk, Pharmaceutical Preparation and in Spiked Plasma samples. Journal of Biomedical and Pharmaceutical Research, [S. l.], v. 4, n. 3, 2015. Disponível em: http://jbpr.in/index.php/jbpr/article/view/531. Acesso em: 23 may. 2026.