Viana Dwi Saputri; Giyawati Yulilania Okinarum; Puspito Panggih Rahayu; Putra Wanda. FATHERS’ CONFIDENCE MATTERS: PATERNAL SELF-EFFICACY IS ASSOCIATED WITH MATERNAL BREASTFEEDING SELF-EFFICACY IN YOGYAKARTA, INDONESIA . JQWH 2026, 9, 193-201.