Marpaung, B., Ginting, A.R. and Sjah, O.M. 2018. Serum Midkine Levels in Systemic Lupus Erythematosus. Open Access Macedonian Journal of Medical Sciences. 6, 8 (Aug. 2018), 1323–1327. DOI:https://doi.org/10.3889/oamjms.2018.315.