Shofiyyah, Shofiyyah, Yahya Thamrin, and Atjo Wahyu. “Factors Associated With Respiratory Complaints in Mill Concentrating Workers Pt. Leighton Contractor Indonesia Site Pt. Freeport Indonesia”. Journal of Neonatal Surgery 14, no. 32S (July 9, 2025). Accessed October 29, 2025. https://www.jneonatalsurg.com/index.php/jns/article/view/7883.