Influence of operational variables in multi-particulate delayed release systems for colon-targeted drug delivery of celecoxib using extrusion spheronization. Asian Journal of Pharmaceutics (AJP), [S. l.], v. 4, n. 2, 2014. DOI: 10.22377/ajp.v4i2.132. Disponível em: https://www.asiapharmaceutics.info/index.php/ajp/article/view/132. Acesso em: 15 apr. 2026.