setiawan, heru 2025. UJI BANDING HASIL ELEKTROLIT (Na, K, Cl) ANTARA METODE ION SELECTIVE ELECTRODE (ISE) INDIRECT DAN DIRECT DI RSJPD HARAPAN KITA. Jurnal Fisioterapi dan Kesehatan Indonesia. 5, 02 (Dec. 2025), 223-231. DOI:https://doi.org/10.59946/jfki.2025.464.