Insertion of Other Device into Sinus, Via Natural or Artificial Opening Endoscopic
insertion of other device into sinus, via natural or artificial opening endoscopic
Medical and Surgical @ Ear, Nose, Sinus @ Insertion @ Sinus @ Via Natural or Artificial Opening Endoscopic @ Other Device @ No Qualifier
medical and surgical @ ear, nose, sinus @ insertion @ sinus @ via natural or artificial opening endoscopic @ other device @ no qualifier