Correction to: BMC Psychology (2020) 8:56

https://doi.org/10.1186/s40359-020-00421-5

Following publication of the original article [1], the authors identified a missing reference.

Hallit, S., Sacre, H., Haddad, C. et al. Development of the Lebanese insomnia scale (LIS-18): a new scale to assess insomnia in adult patients. BMC Psychiatry 19, 421 (2019). https://doi.org/10.1186/s12888-019-2406-y