Fitri Setianingsih; Ninik Wahyuni; Galuh Permatasari; Evi Gustia Kesuma; Lina Eta Safitri. The Effectiveness of Health Education on Healthy Pregnancy Planning for Women of Childbearing Age in Olat Rarang Hamlet, Labuhan Village, Sumbawa. IJHS 2026, 6, 374-378.