TRIKURNIADEWI, Nastiti; INAYAH, Zufra. Screening of Blood Hemoglobin Levels for Filling Station Operators in Gresik. Kontribusia : Research Dissemination for Community Development, [S.l.], v. 6, n. 2, p. 217-222, aug. 2023. ISSN 2614-1590. Available at: <https://journal.umg.ac.id/index.php/kontribusia/article/view/6147>. Date accessed: 23 dec. 2024. doi: http://dx.doi.org/10.30587/kontribusia.v6i2.6147.