Muahiddah, N. and Alim, S. 2023. The Influence of Betel Leaf Extract Administration in Enhancing Non-Specific Immunity to Combat Diseases in the Aquaculture Sector (Review). Journal of Fish Health. 3, 2 (Dec. 2023), 45-51. DOI:https://doi.org/10.29303/jfh.v3i2.3747.