(Heroin users) can be chronic.Logical formLearned from11 sentences. A burden can be chronic.Logical formLearned from11 sentences. Persons can be with chronic hepatitis.Logical formLearned from11 sentences. An open-angle glaucoma can be chronic.Logical formLearned from11 sentences. An obsession can be chronic.Logical formLearned from11 sentences. A pessimism can be chronic.Logical formLearned from11 sentences. (Injury problems) can be chronic.Logical formLearned from11 sentences. A (brain disorder) can be chronic.Logical formLearned from11 sentences. An activity can be chronic.Logical formLearned from11 sentences. (Cannabis smokers) can be chronic.Logical formLearned from11 sentences. A disruption can be chronic.Logical formLearned from11 sentences. A boredom can be chronic.Logical formLearned from11 sentences. A (leukemia patient) can be chronic.Logical formLearned from11 sentences. Chronic wounds may undergo a treatment.Logical formLearned from11 sentences. A criticism can be chronic.Logical formLearned from11 sentences.