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Ostium/antrostomy surface area and airflow allocation to the maxillary sinus for pre-surgery, post-surgery (our standard antrostomy) and each of the virtual surgeries (InfPost, SupAnt, Large, Mega; see text for description) for all four subjects. Maxillary sinus (MS) flow allocation is expressed as a percent of the total airflow through the nasal passage on the operated side.
