'some level of exposure' is a correct and usable phrase in written English.
You can use this phrase when you want to describe the amount of experience, knowledge, or interaction one has with something. For example, "He had some level of exposure to Spanish before taking a course in college."
Many of them are known carcinogens, neurotoxins and endocrine disrupters -- dangerous at some level of exposure.
"Wachovia and Washington Mutual may get most of the attention, but just about all the big banks have some level of exposure to these products," said Jaret Seiberg, a financial services policy analyst at the Stanford Group in Washington.
Thyroid disease clusters in families, and everyone has some level of exposure to chemicals that could trigger thyroid disease.
Some level of exposure misclassification is expected, because we considered only manganese exposure from water consumed at home.
Therefore, we could not directly examine the contribution of different pathways of Mn exposure and some level of exposure misclassification is expected.
Overall, results showed that when modeling U-Hg excretion, the extent of dental amalgam exposure is the most important factor, even among a cohort of children who all have some level of exposure.
It was decided not to select control subjects from the paint-making factories studied as these subjects may still have some levels of exposure to solvents.
Using area-based measures of exposure always assumes some level of increased exposure misclassification, especially compared to individual-level measures.
The majority (6/10, 60%) were smokers or former-smokers, whereas four (40%) were characterized by some level of occupational exposure to agents associated with BC (paints, chemicals, etc).
If sources cannot be removed, some level of occupant exposure will result.
In addition, we cannot rule out some level of occupational exposure to BPA in our study population, but it is not likely because of the relatively low levels mentioned above.
