
Keywords: فاکتور جادویی; ANOVA; analysis of variance; BDNF; brain-derived neurotrophic factor; BMI; body mass index; BMJ; British Medical Journal; CSF; cerebrospinal fluid; ELISA; Enzyme-Linked ImmunoSorbent Assay; GDNF; glial cell line-derived neurotrophic factor; GFL; glial cel