Email this article 
Season fluctuations of level of 25-hydroxycholecalciferol in pregnant women living in Saint Petersburg - PDF (Russian)
Copyright (c) 2015 Khazova E.L., Shirinyan L.V., Zazerskaya I.E., Bart V.A., Vasilieva E.Y.
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.