Excision of Lower Esophagus, Via Natural or Artificial Opening, Diagnostic
excision of lower esophagus, via natural or artificial opening, diagnostic
Medical and Surgical @ Gastrointestinal System @ Excision @ Esophagus, Lower @ Via Natural or Artificial Opening @ No Device @ Diagnostic
medical and surgical @ gastrointestinal system @ excision @ esophagus, lower @ via natural or artificial opening @ no device @ diagnostic