Fig. 4.
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Fig. 4.
Sphenoid sinus mucosa and measurements (arrows). A. Sphenoid sinus mucosa dimensions (SSMD) less than 1 mm. B. SSMD 1-3 mm. C. SSMD greater than 3 mm.
J Korean Assoc Oral Maxillofac Surg 2022;48:207~218
https://doi.org/10.5125/jkaoms.2022.48.4.207
© JKAOMS