Oral delivery system for peptides and proteins: II. Application of microencapsulation methods. Revista Brasileira de Ciências Farmacêuticas, [S. l.], v. 39, n. 1, p. 1–20, 2003. DOI: 10.1590/S1516-93322003000100002. Disponível em: https://revistas.usp.br/rbcf/article/view/43836. Acesso em: 10 sep. 2026.