Saima Putri Siregar, Evi Karota Bukit and Farida Linda Sari Siregar (2024) “Effectiveness of the Ayah ASI Group Education on the Self-efficacy of Pregnant Women in Providing Exclusive Breastfeeding”, STRADA : Jurnal Ilmiah Kesehatan, 13(2), pp. 107–113. doi: 10.30994/sjik.v13i2.1119.