Dilation of Esophagus, Via Natural or Artificial Opening Endoscopic
dilation of esophagus, via natural or artificial opening endoscopic
Medical and Surgical @ Gastrointestinal System @ Dilation @ Esophagus @ Via Natural or Artificial Opening Endoscopic @ No Device @ No Qualifier
medical and surgical @ gastrointestinal system @ dilation @ esophagus @ via natural or artificial opening endoscopic @ no device @ no qualifier