L. L. L. febri, Herna Rinayanti Manurung, Febri Dyah Sitorus, Theresia Manurung, Gracea Adventria Lumbangaol, and Masdian Zega, “APPLICATION OF COUNSELING ON SKILLS AND SELF-EFFICACY IN POSTPARTUM MOTHERS IN PROPOER BREASTFEEDING PRACTICES IN PMB LILI LUSIANA LUSARI : APPLICATION OF COUNSELING ON SKILLS AND SELF-EFFICACY IN POST-POST MOTHERS ON THE CORRECT WAY TO BREASTFEED DIPMB LILI LUSIANA LUSARI SERDANG BEDAGAI DISTRICT NORTH SUMATRA PROVINCE 2024”, MIHHICo, vol. 5, no. 1, pp. 335–341, Aug. 2025.