The Relationship Between Mothers’ Knowledge On Posyandu Services And Their Frequency Of Visit To Posyandu In Karangrejo Village Purworejo Regency. JKK [Internet]. 2023 Oct. 31 [cited 2025 Jul. 1];6(1):1-8. Available from: https://ejournal.medistra.ac.id/index.php/JKK/article/view/1518