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2. Skull X-rays after head injury;Gorman, D.;Lancet,1987
3. Management of Head Injuries;B., Jennett; G, Teasdale,1981
4. Skull X-rays after head injury;Philadelphia, F.A.Davis Jennett B.; G, Teasdale;Lancet,1987
5. Skull X-ray examinations after head trauma;J., Masters S.; M., McClean P.; S, Arcarese J.;New England Journal of Medicine,1987