MUHAMMAD YANIS MUSDJA, AMINAH NURHADIYAH, ZILHALDIA, and ANDRIA AGUSTA, “IMMUNOMODULATORY EFFECT OF A MIXTURE OF WATER EXTRACTS OF BETEL (PIPER BETLE L.) LEAF AND (UNCARIA GAMBIR ROXB.) GAMBIER ON PHAGOCYTIC CELLS AND MODULATION ON PHOSPHATASE ENZYME OF MICE: None”, Asian J Pharm Clin Res, vol. 12, no. 11, pp. 203–207, Nov. 2019.