TY  - RPRT
TI  - Cognitive developmental level and sleep-onset insomnia.
AU  - G E Shute
AU  - S G Fitzgerald
PY  - 1988
DO  - 10.2466/pms.1988.67.2.470
UR  - https://pubmed.ncbi.nlm.nih.gov/3217194/
ID  - 3217194
ER  -