Tarigan, P. K., Manggalika, W. S., Halawa, W. W., Zega, S. S. I. P., Samosir, A. C., & Anggeria, E. (2025). THE EFFECT OF SLEEP HYGIENE ON INSOMNIA IN DIABETES MELLITUS PATIENTS AT ROYAL PRIMA HOSPITAL MEDAN 2024. Nurse and Holistic Care, 5(1), 50–60. https://doi.org/10.33086/nhc.v5i1.7167