Widyastuti, Rahma, Nur Vita Purwaningsih, Rinza Rahmawati Samsudin, and Anindita Riesti Retno Arimurti. “Interpretation of External Quality Assurance Results on Liver Function Test”. Journal of Natural Sciences and Mathematics Research 6, no. 2 (December 31, 2020): 57–62. Accessed June 20, 2025. https://journal.walisongo.ac.id/index.php/JNSMR/article/view/11221.