HIDAYAT, AR; RISMANUDIN, Rismanudin; HALULANGA, Muhammad Evendi; SUPARMAN, Suparman; MINZATHU, Tomic. Profitability Behind Safety: An Analysis of the Correlation between Investment in Personal Protective Equipment (PPE) and Operational Efficiency and Nursing Staff Productivity. Indonesian Journal of Global Health Research, [S. l.], v. 8, n. 2, p. 1093–1100, 2026. DOI: 10.37287/ijghr.v8i2.1868. Disponível em: https://jurnal2.globalhealthsciencegroup.com/index.php/IJGHR/article/view/1868. Acesso em: 18 apr. 2026.