@article{KralemannFruehwirthPikovskijetal.2013,
  author    = {Bjoern Kralemann and Matthias Fruehwirth and Arkadij Pikovskij and Michael Rosenblum and Thomas Kenner and Jochen Schaefer and Maximilian Moser},
  title     = {In vivo cardiac phase response curve elucidates human respiratory heart rate variability},
  journal   = {Nature Communications},
  volume    = {4},
  doi       = {10.1038/ncomms3418},
  year      = {2013},
}