SIMANJUNTAK, P. A.; DJAUHARIE, N.; NURSASONGKO, B. ANTIBACTERIAL EFFECTIVENESS OF 2% CHITOSAN AND 2% CHLORHEXIDINE AGAINST ENTEROCOCCUS FAECALIS IN BIOFILM (LABORATORY EXPERIMENT). International Journal of Applied Pharmaceutics, v. 11, n. 1, p. 44-48, 2 Apr. 2019.