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Nasopharyngeal carcinoma is a rare disease in children with distinct epidemiological, histopathological, and clinical characteristics. Incidence varies widely around the world but bimodal incidence graphs show that in some populations a disproporionate number of cases occur in late childhood. Children with nasopharyngeal carcinoma almost always have the(More)
The observation that p53 alterations are early events in the tumorigenesis of head and neck cancer and the association with cigarette smoking have prompted us to search for p53 overexpression in the oral mucosa of heavy smokers who have no overt precancerous or cancerous lesions. Formalin-fixed paraffin embedded tissue sections, obtained from oral mucosa of(More)
Ten children, 3 to 15 years of age with high risk primary brain tumors were treated with postradiation ‘eight in one’ chemotherapy; vincristine, lomustine, procarbazine, hydroxyurea, cisplatin, cytosine arabinoside, cyclophosphamide and methylprednisolone. The tumors comprised of three medulloblastomas, two primitive neuroectodermal tumors, one(More)
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