@article{NeyHeylandAmreinetal.2018,
  author    = {Julia Ney and Daren K. Heyland and Karin Amrein and Gernot Marx and Oliver Grottke and Michael Choudrakis and Teresa Autschbach and Aileen Hill and Patrick Meybohm and Carina Benst{\"o}m and Andreas Goetzenich and Christina Fitzner and Christian Stoppe},
  title     = {The relevance of 25-hydroxyvitamin D and 1,25-dihydroxyvitamin D concentration for postoperative infections and postoperative organ dysfunctions in cardiac surgery patients : the eVIDenCe study},
  journal   = {Clinical nutrition},
  volume    = {38},
  pages     = {2756 -- 2762},
  doi       = {10.1016/j.clnu.2018.11.033},
  year      = {2018},
}