@article{SteinBoehlesBlumensteinetal.2009,
  author    = {J{\"u}rgen Stein and Hansjosef B{\"o}hles and Irina Ursula Blumenstein and Christiane Goeters and Ralf-Joachim Schulz},
  title     = {Amino acids - guidelines on parenteral nutrition, chapter 4},
  journal   = {GMS german medical science},
  volume    = {7},
  number    = {Doc24},
  pages     = {1 -- 8},
  doi       = {10.3205/000083},
  year      = {2009},
}