Insertion of Radioactive Element into Gastrointestinal Tract, Via Natural or Artificial Opening
insertion of radioactive element into gastrointestinal tract, via natural or artificial opening
Medical and Surgical @ Anatomical Regions, General @ Insertion @ Gastrointestinal Tract @ Via Natural or Artificial Opening @ Radioactive Element @ No Qualifier
medical and surgical @ anatomical regions, general @ insertion @ gastrointestinal tract @ via natural or artificial opening @ radioactive element @ no qualifier