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Purba SW, Friani SR, Khairunnisa DP. Overview of Knowledge of Couples of Childbearing Age Signs of Pregnancy in Nagori, Bandar Malaka District, Gunung Maligas District, Simalungun Regency . Jurnal EduHealth [Internet]. 2025 Nov. 28 [cited 2026 Jul. 24];16(04):1817-22. Available from: https://ejournal.seaninstitute.or.id/index.php/healt/article/view/7670