Olfactory function assessed with orthonasal and retronasal testing, olfactory bulb volume, and chemosensory event-related potentials.

Rombaux P, Weitz H, Mouraux A, Nicolas G, Bertrand B, Duprez T, Hummel T. Arch Otolaryngol Head Neck Surg 2006;132(12):1346-1351. [PDF]