Kasim, K.P., Rafidah, R., Rostina, R. and Latifah, N. 2024. Effectiveness of Secang Wood (Caesalpinia Sappan L.) in Reducing Coliform Bacteria in Refillable Drinking Water. Media Kesehatan Politeknik Makassar. 19, 2 (Dec. 2024), 280–288. DOI:https://doi.org/10.32382/medkes.v19i2.1232.