AJDRAJNR - American Journal of Neuroradiology

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FIG 1. A, Cross-sectional image of a patient at the level of uvula in tidal breathing. B, The significant narrowing at the same level in forced expiration is seen. The region of interest (white line) was used to assess total cross-sectional areas in each image.





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Copyright © 2008 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X