Ichtiar Agusria Gulo, Indah Putri Amanda, Lestari Gulo, Gracea Love Tamaro Sitorus and Elv. Feedia Mona Saragih 2025. THE RELATIONSHIP BETWEEN POST-OF-MOTHERS’ KNOWLEDGE ABOUT UMBILICAL CORD CARE AND THE DURATION OF UMBILICAL CORD REMOVAL. MEDALION JOURNAL: Medical Research, Nursing, Health and Midwife Participation. 6, 4 (Dec. 2025), 429–447. DOI:https://doi.org/10.59733/medalion.v6i4.238.