Biological Barriers in Drug Delivery: Strategies to Enhance Penetration. RR International Pharma Journal, ISSN: 3079-4684, [S. l.], v. 1, n. 1, p. 35–39, 2023. Disponível em: https://pharmajournal.org/index.php/pharmacyjournal/article/view/9.. Acesso em: 28 feb. 2026.