@article{Fietze2021,
author = {Fietze, Ingo and Laharnar, Naima and Koellner, Volker and Penzel, Thomas},
year = {2021},
language = {eng},
copyright = {https://creativecommons.org/licenses/by/4.0/},
title = {The Different Faces of Insomnia},
volume = {12},
url = "http://dx.doi.org/10.17169/refubium-31868",
}