TY  - RPRT
TI  - Marijuana, aging, and task difficulty effects on pilot performance.
AU  - V O Leirer
AU  - J A Yesavage
AU  - D G Morrow
PY  - 1989
UR  - https://pubmed.ncbi.nlm.nih.gov/2604668/
ID  - 2604668
ER  -