Uji Potensi Daya Antibakteri Ekstrak N-Heksana, Etil Asetat, dan Etanol Kulit Kayu Cryptocarya Massoy (Oken) Kosterm terhadap Bakteri Patogen = Antibacterial Susceptibility Assay of N-Hexane, Ethyl Acetate, and Ethanol Extract from Cryptocarya Massoy (Oken) Kosterm Bark against Pathogenic Bacteria