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  Indian J Med Microbiol
 

Figure 5: Schematic diagram representing how a nasal swab going and hitting the anterior wall of the sphenoid sinus (a) and sella turcica as the sphenoid wall is deficient (b)

Figure 5: Schematic diagram representing how a nasal swab going and hitting the anterior wall of the sphenoid sinus (a) and sella turcica as the sphenoid wall is deficient (b)