@misc{indiciaec4c5a82d6688,
  title = {Causal relationships between substance use and insomnia},
  author = {Pasman, J. A. and Smit, D. J. A. and Kingma, L. and Vink, J. M. and Treur, J. L. and Verweij, K. J. H.},
  year = {2020},
  doi = {10.1101/2020.04.06.027003},
  url = {https://www.biorxiv.org/content/10.1101/2020.04.06.027003v1},
  note = {Source identifier: 10.1101/2020.04.06.027003}
}