Harahap, Alprida, Owildan Wisudawan B, and Ahmad Safii Hasibuan. “Factors Associated With Service Excellence for Officers in the Batunadua Health Center Service Room”. Jurnal EduHealth 13, no. 02 (December 30, 2022): 1193–1196. Accessed December 5, 2024. https://ejournal.seaninstitute.or.id/index.php/healt/article/view/1755.