OPTIMIZING POLYCYCLIC AROMATIC HYDROCARBONS EXTRACTION METHODS FOR SMOKED CATFISH SPECIES IN NIGER STATE, NIGERIA. International journal of biological sciences, [S. l.], v. 3, n. 1, p. 7–12, 2023. Disponível em: https://www.academicpublishers.org/journals/index.php/ijbs/article/view/141.. Acesso em: 4 nov. 2025.