[2]
Rhinology Unit, Department of Otolaryngology, Head and Neck Surgery, Virgen Macarena University Hospital/Institute of Biomedicine of Seville/University of Seville/CSIC Seville, Spain
[3]
Department of Otolaryngology Head and Neck Surgery, Division of Allergy, Rhinology and Endoscopic Skull Base Surgery, University of North Carolina, Chapel Hill, NC, USA