RT Journal Article SR Electronic T1 Correlation between CT scan and antroscopic findings in lesions of the maxillary sinus JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 907 OP 908 VO 27 IS 6 A1 Nemer Al-Khtoum YR 2006 UL http://smj.org.sa/content/27/6/907.abstract AB