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no-observed-effect level
environ., chem.	dose sans effet
no observed effect level
chem.	dose sans effet observé
health., chem.	concentration sans effets observables; dose sans effets observables
health., environ., food.ind.	niveau sans effet visible
no-observed-effect level concentration
health.	dose sans effet observé concentration; dose/concentration sans effet observé
No-observed-effect level
pharma., environ.	dose maximale admissible

no-observed-effect level: 10 phrases in 4 subjects

Chemistry	1
Environment	1
Health care	4
Medical	4