TY  - RPRT
TI  - Insomnia: epidemiology, characteristics, and consequences.
AU  - Thomas Roth
AU  - Timothy Roehrs
PY  - 2003
DO  - 10.1016/s1098-3597(03)90031-7
UR  - https://pubmed.ncbi.nlm.nih.gov/14626537/
ID  - 14626537
ER  -