Mochartini, T. and Dewi, N.I.S. 2023. The Effectiveness of Combination Online and Offline Health Promotion on Gastritis Prevention Among Undergradute Nursing Students . Jurnal Keperawatan Komprehensif (Comprehensive Nursing Journal). 9, 3 (Jul. 2023). DOI:https://doi.org/10.33755/jkk.v9i3.581.