Tumors may appear.Logical formLearned from31 sentences. An increase can be in tumors.Logical formLearned from31 sentences. (Tumor suppressor genes) may undergo an inactivation.Logical formLearned from31 sentences. Tumors may pertain-to patients.Logical formLearned from31 sentences. Tumors may undergo a regression.Logical formLearned from31 sentences. A tumor can be localized.Logical formLearned from31 sentences. Case may turn into a malignant tumor.Logical formLearned from31 sentences. A tumor can be in a chest.Logical formLearned from31 sentences. Tumors may be found.Logical formLearned from31 sentences. A female may have tumors.Logical formLearned from30 sentences. A (brain tumor) may undergo complications.Logical formLearned from30 sentences. Tumors may be gone.Logical formLearned from30 sentences. A tumor can be in a pituitary gland.Logical formLearned from30 sentences. Tumors can be in lungs.Logical formLearned from30 sentences. Tumors can be in rats.Logical formLearned from30 sentences.