Department of Gastroenterology The Third Hospital of Inner Mongolia Medical University Baotou China;
Department of Gastroenterology The Third Hospital of Inner Mongolia Medical University Baotou China;
Department of Gastroenterology The Third Hospital of Inner Mongolia Medical University Baotou China;
Department of Gastroenterology The Third Hospital of Inner Mongolia Medical University Baotou China;
Department of Gastroenterology The Third Hospital of Inner Mongolia Medical University Baotou China;