TI  - The relationship between vitamin B12 and vitamin D levels and subjective cognitive complaints in patients with first episode major depressive disorder
AU  - Ulusoy, S.I.
AU  - Horasanli, B.
AU  - Kulaksizoglu, S.
SO  - Dusunen Adam Journal of Psychiatry and Neurological Sciences 2021;34:64-72.
DO  - 10.14744/DAJPNS.2020.00121