Removal of Other Device from Upper Intestinal Tract, Via Natural or Artificial Opening
removal of other device from upper intestinal tract, via natural or artificial opening
Medical and Surgical @ Gastrointestinal System @ Removal @ Upper Intestinal Tract @ Via Natural or Artificial Opening @ Other Device @ No Qualifier
medical and surgical @ gastrointestinal system @ removal @ upper intestinal tract @ via natural or artificial opening @ other device @ no qualifier