A pH-responsive drug delivery matrix from an interpolyelectrolyte complex: preparation and pharmacotechnical properties. Brazilian Journal of Pharmaceutical Sciences, [S. l.], v. 54, n. 2, p. e17183, 2018. DOI: 10.1590/s2175-9790201800021718. Disponível em: https://www.revistas.usp.br/bjps/article/view/153783.. Acesso em: 12 may. 2024.