Medical and Surgical @ Gastrointestinal System @ Bypass @ Ascending Colon @ Via Natural or Artificial Opening Endoscopic @ Synthetic Substitute
medical and surgical @ gastrointestinal system @ bypass @ ascending colon @ via natural or artificial opening endoscopic @ synthetic substitute
Medical and Surgical @ Gastrointestinal System @ Bypass @ Ascending Colon @ Via Natural or Artificial Opening Endoscopic @ Synthetic Substitute
medical and surgical @ gastrointestinal system @ bypass @ ascending colon @ via natural or artificial opening endoscopic @ synthetic substitute