Ichsan, B., Maulana, F. and Dytho, M. 2021. Practice of Early Initiation of Breastfeeding in Sukoharjo Based on the Theory of Planned Behavior and Social Cognitive Theory. Unnes Journal of Public Health. 11, 2 (Sep. 2021), 98-106. DOI:https://doi.org/10.15294/ujph.v11i2.45958.