(Tract walls) can be vocal.Logical formLearned from5 sentences. A (tract injury) can be gastrointestinal.Logical formLearned from5 sentences. Lesions can be in a tract.Logical formLearned from5 sentences. A tract can be mature.Logical formLearned from5 sentences. Damage can be to an urinary tract.Logical formLearned from5 sentences. An urogenital tract can be female.Logical formLearned from5 sentences. A tract can be open.Logical formLearned from5 sentences. A site can be a tract.Logical formLearned from5 sentences. Cells may pertain-to a respiratory tract.Logical formLearned from5 sentences. Tracts may undergo involvement.Logical formLearned from5 sentences. Tracts may be involved.Logical formLearned from5 sentences. A tract may undergo an obstruction.Logical formLearned from5 sentences. A disease may pertain-to an intestinal tract.Logical formLearned from5 sentences. Ulcers may pertain-to a gastrointestinal tract.Logical formLearned from5 sentences. A (bypass tract) can be accessory.Logical formLearned from5 sentences.