STANDARDIZATION STUDY OF POLY HERBAL FORMULATION - CASPA DROPS. International Journal of Pharmaceutical Sciences and Drug Research, [S. l.], v. 5, n. 3, p. 113–119, 2013. DOI: 10.25004/IJPSDR.2013.050307. Disponível em: https://ijpsdronline.com/index.php/journal/article/view/257.. Acesso em: 16 oct. 2025.