IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-3-34236 Original Research Paper BLACK TILAPIA FISH (Oreochromis niloticus) SKIN EXTRACT INDUCE WOUND HEALING ON Rattus norvegicus Nurmawati Putri Dr. Puguh Riyanto Dr. Diah Adriani Dr. March 2021 10 3 01 02