1. New tomographical method for radiographing curved outer surfaces;Paatero;Acta Radiologica,1949
2. Panographic radiography;Nelsen;J. D. Res.,1952
3. Panoramic x-ray dental machine;Hudson;U.S. Armed Forces M.J.,1957
4. The American illustrated medical dictionary;Dorland,1951
5. Combining form by the author1 from pan(oramic) tomographic.