Excision of Upper Esophagus, Via Natural or Artificial Opening
excision of upper esophagus, via natural or artificial opening
Medical and Surgical @ Gastrointestinal System @ Excision @ Esophagus, Upper @ Via Natural or Artificial Opening @ No Device @ No Qualifier
medical and surgical @ gastrointestinal system @ excision @ esophagus, upper @ via natural or artificial opening @ no device @ no qualifier