Canpolat, M., Topcu, A., Kardas, F., Ipekten, F., Per, H., Gumus, H., Ozturk, A., Acer, H., Ozcora, K., Kendirci, M. & Kumandas, S. (2022) An assessment of the relation between vitamin D levels and electroencephalogram (EEG) changes in migraine patients. BRATISLAVA MEDICAL JOURNAL-BRATISLAVSKE LEKARSKE LISTY , 123(2), 92-99.