AGBOR, Gabriel A; NDJIB, Rosette. Systematic Review of Plants Used Against Respiratory Diseases Related to COVID-19 in Africa. Journal of Drug Delivery and Therapeutics, India, v. 11, n. 4-S, p. 141–153, 2021. DOI: 10.22270/jddt.v11i4-S.4957. Disponível em: https://jddtonline.info/index.php/jddt/article/view/4957. Acesso em: 5 aug. 2026.