Medical and Surgical @ Gastrointestinal System @ Occlusion @ Esophagogastric Junction @ Via Natural or Artificial Opening @ Intraluminal Device
medical and surgical @ gastrointestinal system @ occlusion @ esophagogastric junction @ via natural or artificial opening @ intraluminal device
Medical and Surgical @ Gastrointestinal System @ Occlusion @ Esophagogastric Junction @ Via Natural or Artificial Opening @ Intraluminal Device
medical and surgical @ gastrointestinal system @ occlusion @ esophagogastric junction @ via natural or artificial opening @ intraluminal device