Dilation of Left Main Bronchus, Via Natural or Artificial Opening Endoscopic
dilation of left main bronchus, via natural or artificial opening endoscopic
Medical and Surgical @ Respiratory System @ Dilation @ Main Bronchus, Left @ Via Natural or Artificial Opening Endoscopic @ No Device @ No Qualifier
medical and surgical @ respiratory system @ dilation @ main bronchus, left @ via natural or artificial opening endoscopic @ no device @ no qualifier