Exposure can be to radiation.Logical formLearned from1 619 sentences. Doses can be constituted-of-or-filled-with radiation.Logical formLearned from1 238 sentences. Levels can be constituted-of-or-filled-with radiation.Logical formLearned from1 235 sentences. A dose can be constituted-of-or-filled-with radiation.Logical formLearned from614 sentences. A (microwave background radiation) can be cosmic.Logical formLearned from492 sentences. A radiation can be low-level.Logical formLearned from452 sentences. A radiation can be high-energy.Logical formLearned from425 sentences. A radiation can be harmful.Logical formLearned from419 sentences. Radiation may undergo a use.Logical formLearned from414 sentences. A radiation may pertain-to the sun.Logical formLearned from363 sentences. Sources can be constituted-of-or-filled-with radiation.Logical formLearned from363 sentences. A solar radiation can be incoming.Logical formLearned from344 sentences. Traces can be constituted-of-or-filled-with radiation.Logical formLearned from318 sentences. A radiation can be incoming.Logical formLearned from299 sentences. Exposure can be to radiation.Logical formLearned from260 sentences.