Inspection of Upper Intestinal Tract, Via Natural or Artificial Opening Endoscopic
inspection of upper intestinal tract, via natural or artificial opening endoscopic
Medical and Surgical @ Gastrointestinal System @ Inspection @ Upper Intestinal Tract @ Via Natural or Artificial Opening Endoscopic @ No Device @ No Qualifier
medical and surgical @ gastrointestinal system @ inspection @ upper intestinal tract @ via natural or artificial opening endoscopic @ no device @ no qualifier