Pasaribu, R., Pristiyono, P., Prayoga, Y. ., & Siregar, M. (2022). Utilization Of Coconut Water Post Covid-19 Vaccine For Students Of West Bilah State 5 junior high school. International Journal Of Community Service, 2(2), 173–177. https://doi.org/10.51601/ijcs.v2i2.86