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ADITYA PRATAMA PUTRA; KINTAN NUR ROMADHONA; ROSIANA SOFIA ANGGRAENI; AI RIAN JULYANTI; RETNO FITRI WIDIASTUTI; DINIATIK. GUAVA LEAVES, CORN COBS, AND MANGOSTEEN PEELS AS ANTIOXIDANTS AND NATIONAL STANDARDIZED NATURAL PRESERVATIVES FOR COCONUT BROWN SUGAR. Asian J Pharm Clin Res 2019, 12, 79-82.