Eddy Siswanto, Junardi Harahap. LITERATURE REVIEW OF PERCEPTION, MATERNAL, PREGNANCY, AND LABOR IN 2015-2021 . IJSS [Internet]. 2021 Oct. 2 [cited 2025 Jul. 2];1(3):159-70. Available from: https://bajangjournal.com/index.php/IJSS/article/view/408