An (oxygen concentration) may be measured.Logical formLearned from5 sentences. (Uranium concentrations) can be urinary.Logical formLearned from5 sentences. Students can be in concentration.Logical formLearned from5 sentences. An area of concentration may be required.Logical formLearned from5 sentences. A (practice concentration) can be advanced.Logical formLearned from5 sentences. Metals can be in concentrations.Logical formLearned from5 sentences. Monitoring of concentrations can be justified.Logical formLearned from5 sentences. (Nutrient concentrations) can be inorganic.Logical formLearned from5 sentences. Objects may undergo concentrations.Logical formLearned from5 sentences. Infection may undergo concentrations.Logical formLearned from5 sentences. Myoglobin may undergo concentration.Logical formLearned from5 sentences. A program may have concentrations.Logical formLearned from5 sentences. Subscribers may undergo concentrations.Logical formLearned from5 sentences. Walls may pertain-to a (concentration camp).Logical formLearned from5 sentences. Juice may undergo concentration.Logical formLearned from5 sentences.