secure.usc.br · sinusal or through a naso-sinusal fistula. Subdural empiema was repor- ted by...
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secure.usc.br · sinusal or through a naso-sinusal fistula. Subdural empiema was repor- ted by Wooley & Patel em 1997. However, Sims (1985) stresses that the dental root may remain
