Extirpation of Matter from Lower Esophagus, Via Natural or Artificial Opening
extirpation of matter from lower esophagus, via natural or artificial opening
Medical and Surgical @ Gastrointestinal System @ Extirpation @ Esophagus, Lower @ Via Natural or Artificial Opening @ No Device @ No Qualifier
medical and surgical @ gastrointestinal system @ extirpation @ esophagus, lower @ via natural or artificial opening @ no device @ no qualifier