Sahlan M, Ismail AF, Pratami DK, Khayrani AC. Formulation of Anti-Oral Mouthwash Nanoemulsion Biofilm Based on Propolis Extract Heterotrigona itama, Tetragonula sapiens, and Tetragonula clypearis. HAYATI J Biosci. 2023;30(6):1175-1186. doi:10.4308/hjb.30.6.1175-1186