Raza, M. M., Tahir, M., Zubair, M., & Kundi, N. A. (2012). SENSITIVITY AND SPECIFICITY OF ULTRASONOGRAPHY IN DIAGNOSIS OF MAXILLARY SINUSITIS AS COMPARED TO ANTRAL LAVAGE: Maxillary Sinusitis. Pakistan Armed Forces Medical Journal, 62(3), 382–5. Retrieved from https://pafmj.org/PAFMJ/article/view/1617