Kamsiah, K., Hasibuan, B.S. and Arto, K.S. 2021. The Relationship between Vitamin D Levels and Clinical Outcomes of Neonatal Sepsis in Haji Adam Malik Hospital Medan, Indonesia. Open Access Macedonian Journal of Medical Sciences. 9, B (Aug. 2021), 698–703. DOI:https://doi.org/10.3889/oamjms.2021.6530.