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