TY - GEN AU - Sezgin,Gulbuz AU - Ozturk,Guler AU - Turkal,Rana AU - Caykara,Burcu TI - Vitamin D Levels of Outpatients Admitted to a University Hospital in the Marmara Region of Turkey Over 3 Years SN - 1452-8258 PY - 2019/// PB - Journal of medical biochemistry N1 - Publication Type: Journal Article UR - https://doi.org/10.2478/jomb-2018-0027 ER -