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International Journal of Otolaryngology
Volume 2011 (2011), Article ID 306529, 5 pages
http://dx.doi.org/10.1155/2011/306529
Research Article

Cross-Cultural Adaptation and Validation of SNOT-20 in Portuguese

1Department of Otorhinolaryngology and Ophthalmology, School of Medicine, University of São Paulo, São Paulo, SP, Brazil
2Division of Clinical Outcomes Research, Department of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, St. Louis, MO 63110, USA

Received 24 January 2011; Accepted 28 February 2011

Academic Editor: Peter S. Roland

Copyright © 2011 Thiago Freire Pinto Bezerra et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Supplementary Material

Cross-cultural adapted and validated version of SNOT-20 in portuguese

  1. Supplementary Material