Ida Ayu Eka Padmiari, Ni Nengah Ariati and Pande Putu Sri Sugiani 2026. Giving Iron Tablets and Guava Juice Increases Hemoglobin Levels in STT Adolescent Girls in Tunjuk Village, Tabanan District. International Journal of Health Engineering and Technology. 4, 5 (Jan. 2026). DOI:https://doi.org/10.55227/ijhet.v4i5.502.