Early Elucidation Of The Resistor Efficacy Of The Ethanol Ekstract Of The Leaf Of “Ketapang” (Terminalia Catappa L.) Against The Growth Of Staphylococcus Aureus ATCC25923 Which Is The Cause Of Gingivitist - Purwaningsih, Putu Pande (Prodi Magister Ilmu Biologi, Fakultas MIPA, Universitas Udayana, 2020)