Sleep. 30(11):1503–1508, NOVEMBER 01, 2007 DOI: 10.1093/sleep/30.11.1503 , PMID: 18041482 Issn Print: 0161-8105 Publication Date: November 01, 2007 Print Sonographic Measurement of Lateral Parapharyngeal Wall Thickness in Patients with Obstructive Sleep Apnea Kin-Hung Liu;Winnie Chu;Kin-Wang To;Fanny Ko;Mabel Tong;Jeff Chan;David Hui; + Author Information 1Department of Diagnostic Radiology and Organ Imaging2Department of Medicine and Therapeutics, The Chinese University of Hong Kong, The Prince of Wales Hospital, Shatin, NT, Hong Kong SAR Checking for direct PDF access through Ovid Abstract Abstract unavailable for this article.