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<xml><bibliography><APA>Winai Wadwongtham และผู้แต่งคนอื่นๆ. (2000) The effectiveness of large middle meatal antrostomy vs small-hole maxillary ostium widening technique in fess operation for the prevention of recurrent maxillary sinusitis. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Winai Wadwongtham และผู้แต่งคนอื่นๆ. 2000. The effectiveness of large middle meatal antrostomy vs small-hole maxillary ostium widening technique in fess operation for the prevention of recurrent maxillary sinusitis. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Winai Wadwongtham และผู้แต่งคนอื่นๆ.  The effectiveness of large middle meatal antrostomy vs small-hole maxillary ostium widening technique in fess operation for the prevention of recurrent maxillary sinusitis.  ม.ป.ท.:Chulalongkorn University, 2000. Print.</MLA></bibliography></xml>
