2024. Biserial Point Correlation to Measure The Relationship Between The Characteristics of Health Workers at Undata Palu Hospital with Antibody Levels. JURNAL ILMIAH MATEMATIKA DAN TERAPAN. 21, 1 (Jun. 2024), 14–24. DOI:https://doi.org/10.22487/2540766X.2024.v21.i1.17109.