Zharfan, R. S.; Purwono, P. B.; Mustika, A. ANTIMICROBIAL ACTIVITY OF PINEAPPLE (ANANAS COMOSUS L. MERR) EXTRACT AGAINST MULTIDRUG-RESISTANT OF PSEUDOMONAS AERUGINOSA: AN IN VITRO STUDY. IJTID 2017, 6, 118-123.