Paninsari, Debora, and Debi Novita Siregar. 2026. “Effectiveness of the "Hybrid-Midwifery&Quot; Model Based on WhatsApp Group and Home Visit on Early Detection of Pregnancy Danger Signs and Anxiety in Primigravida Mothers”. Jurnal Manajemen Informasi Kesehatan (Health Information Management) 11 (1):387-96. https://doi.org/10.51851/jmik.v11i1.999.