D. G. Prihadianto, A. A. Astiah, and D. Romiana, “Improving Maternal Health Literacy Through Educational Intervention On Pregnancy Danger Signs: A Pre-Post Study In Batam, Indonesia: Peningkatan Literasi Kesehatan Ibu Hamil Melalui Intervensi Edukasi Tentang Tanda Bahaya Kehamilan: Studi Pre-Post Di Batam, Indonesia”, BSN, vol. 4, no. 1, pp. 71–93, Jun. 2025.