1.
Maria RD, Sansuwito TB, Umar NS. The Effectiveness Preconception Care To Improve Knowledge On Pregnancy : A Systematic Review. IJHS [Internet]. 2023 Dec. 13 [cited 2026 May 12];1(4):788-802. Available from: https://jurnal.agdosi.com/index.php/IJHS/article/view/201