%0 Journal Article %A %T Clinical Significance of Serum 25-Hydroxyvitamin D Levels in Non-Small Cell Lung Cancer %D 2019 %F %P 139-143 %V 3 %N 2 %R doi:10.14744/ejmo.2019.79909 %U https://dx.doi.org/10.14744/ejmo.2019.79909