Pekabanda, Kartini, and Yublina Rohi. “Factors Associated With K4 Service Utilization by Pregnant Women in the Working Area of Kambaniru Health Center East Sumba District”. JKP (Jurnal Kesehatan Primer) 3, no. 1 (April 30, 2018): 56–65. Accessed September 20, 2024. https://jurnal.poltekkeskupang.ac.id/index.php/jkp/article/view/252.