Frontal, Maxillary and ethmoid sinuses shown on an AP view of the face. Sinuses are swollen and infected with polyps in the maxillary sinuses. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / DNA Illustrations |
Taille de l’image : | 2416 px × 1847 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |