Buulolo, S., Waruwu, E., Gulo, H., Buulolo, N. A., & Halawa, F. (2025). The Effect of Service Leadership and Coworker Support on Employee Retention at Ulunoyo Community Health Center South Nias Regency. ProBisnis : Jurnal Manajemen, 16(5), 1223–1229. Retrieved from https://ejournal.joninstitute.org/index.php/ProBisnis/article/view/1144