Setiyaji R, Nasution R. The Effect of Safety Glass Usage on Vision Impairment in Welding Workers in PT. Jaya Teknik Indonesia South Jakarta Year 2018. JPHI [Internet]. 21Apr.2019 [cited 21Jan.2026];6(21):25-. Available from: https://www.jurnal.stikesphi.com/index.php/kesehatan/article/view/158