Medical and Surgical @ Gastrointestinal System @ Supplement @ Sigmoid Colon @ Via Natural or Artificial Opening Endoscopic @ Autologous Tissue Substitute
medical and surgical @ gastrointestinal system @ supplement @ sigmoid colon @ via natural or artificial opening endoscopic @ autologous tissue substitute
Medical and Surgical @ Gastrointestinal System @ Supplement @ Sigmoid Colon @ Via Natural or Artificial Opening Endoscopic @ Autologous Tissue Substitute
medical and surgical @ gastrointestinal system @ supplement @ sigmoid colon @ via natural or artificial opening endoscopic @ autologous tissue substitute