Arfiani, Firda, Perdina Nursidika, and Wikan Mahargyani. 2021. “STUDI LITERATUR : GAMBARAN KADAR LOGAM TIMBAL (PB) PADA RAMBUT PEKERJA SPBU”. Technology of Medical Laboratory 2 (2):63-69. https://techlabmed.id/index.php/d3/article/view/27.