Siregar R, Efendy I, Nasution RS. FAKTOR YANG MEMENGARUHI PEMANFAATAN POSYANDU LANSIA WILAYAH KERJA PUSKESMAS DUMAI BARAT. SJRI [Internet]. 2023 Dec. 10 [cited 2024 Oct. 7];2(12):5199-207. Available from: https://ejournal.nusantaraglobal.or.id/index.php/sentri/article/view/1903