Excision of Right Ethmoid Sinus, Percutaneous Endoscopic Approach, Diagnostic
excision of right ethmoid sinus, percutaneous endoscopic approach, diagnostic
Medical and Surgical @ Ear, Nose, Sinus @ Excision @ Ethmoid Sinus, Right @ Percutaneous Endoscopic @ No Device @ Diagnostic
medical and surgical @ ear, nose, sinus @ excision @ ethmoid sinus, right @ percutaneous endoscopic @ no device @ diagnostic