Deffinika I, Putri IW. Socio-economic Role on the Utilization of Maternal Healthcare Service in Sidoluhur, Lawang. SPATIAL [Internet]. 2020Dec.1 [cited 2025Apr.29];20(2):10-7. Available from: http://103.8.12.212:33180/unj/index.php/spatial/article/view/16280