Nourollahian,M , , Naderinasab,M , , Seyyedi,M , , Salehi,M , and Afzalaghaee,M . "Comparison Between Nasal Sinuses and Nasoparynx with Regard to Becteriologic Culture in Chronic Sinusitis Patients", Iranian Journal of Otorhinolaryngology, 18, 3, 2006, 127-133. doi: 10.22038/ijorl.2006.2944