Comparative study of the oil repellent activity of Copaifera officinalis Linnaeus and Copaifera reticulata Ducke front nymphs of Periplaneta americana Linnaeus. Braz. J. Pharm. Sci. [Internet]. 2023 Nov. 17 [cited 2026 Jul. 11];59. Available from: https://revistas.usp.br/bjps/article/view/230995