Vivi Oktapia, Inayati, N. , Zaetun, S. and Agrijanti 2026. Gambaran Kadar Protein Urine Pada Atlet Sepakbola Berdasarkan Frekuensi Latihan. Journal of Indonesia Laboratory Students (JILTS). 5, 1 (Apr. 2026). DOI:https://doi.org/10.32807/jilts.v5i1.132.