Product Service Diversification Strategy to Increase Revenue and Maintain Financial Stability of Restu Ibu Hospital Balikpapan. Research of Service Administration Health and Sains Healthys, [S. l.], v. 6, n. 2, 2025. DOI: 10.58258/rehat.v6i2.9113. Disponível em: https://ejournal.mandalanursa.org/index.php/Rehat/article/view/9113. Acesso em: 2 jul. 2026.