@article{HocherGroenSchumannetal.2012,
  author    = {Berthold Hocher and Hans J{\"u}rgen Groen and Claudia Schumann and Oleg Tsuprykov and Susanne Seifert and Walter E. Hitzler and Franz Paul Armbruster},
  title     = {Vitamin D status from dried capillary blood samples},
  journal   = {Clinical laboratory : the peer reviewed journal for clinical laboratories and laboratories related to blood transfusion},
  volume    = {58},
  number    = {7-8},
  pages     = {851 -- 855},
  doi       = {10.7754/Clin.Lab.2012.120429},
  year      = {2012},
}