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1
المؤلفون: Charles A. Spahn
المصدر: International Journal of Orthodontia and Dentistry for Children. 20:627-638
مصطلحات موضوعية: business.industry, Neutroclusion, Medicine, Dentistry, Dentistry (miscellaneous), business
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2
المؤلفون: B. Frank Gray, H.G. Bow, A.P. Burkhart, John Oppie McCall, Cora V. Davisson, A.C. Barclay, O.E.T. Von Der Heyde, C. Willard Camalier, Charles A. Hess, Albert L. Midgley, E.R. Stitt, J.G. Reid, D.M. Gallie, E.W. Elliott, Frank W. Booth, Charles A. Spahn, P.C. Hollis Lapp, Ernest V. Madison
المصدر: The Journal of the American Dental Association (1922). 13:1838-1842
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3
المؤلفون: Charles A. Spahn
المصدر: International Journal of Orthodontia and Oral Surgery. 23:499-505
مصطلحات موضوعية: Pediatrics, medicine.medical_specialty, Class (computer programming), business.industry, medicine, business
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4
المؤلفون: Charles A. Spahn
المصدر: International Journal of Orthodontia, Oral Surgery and Radiography. 18:485-488
مصطلحات موضوعية: Dentistry (miscellaneous)
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5
المؤلفون: Charles A. Spahn
المصدر: International Journal of Orthodontia, Oral Surgery and Radiography. 14:686-689
مصطلحات موضوعية: Computer science, Dentistry (miscellaneous), Control engineering, Control (linguistics)
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6
المؤلفون: Charles A. Spahn
المصدر: International Journal of Orthodontia, Oral Surgery and Radiography. 13:892-894
مصطلحات موضوعية: Molar, business.industry, Dentistry, Dentistry (miscellaneous), Spring (mathematics), business, Geology
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7
المؤلفون: Charles A. Spahn
المصدر: International Journal of Orthodontia and Dentistry for Children. 19:508-509
مصطلحات موضوعية: Record locking, Computer science, business.industry, Dentistry (miscellaneous), business, Computer hardware