TY  - RPRT
TI  - An optical scan system for encoding and tabulation of visually scored sleep data.
AU  - G Fein
AU  - I Feinberg
PY  - 1979
DO  - 10.1016/0013-4694(79)90112-3
UR  - https://pubmed.ncbi.nlm.nih.gov/87319/
ID  - 87319
ER  -