Health Management Center Binzhou Municipal Hospital of Traditional Chinese Medicine Binzhou 256600 Shandong Province China;
Department of Gastroenterology.Binzhou People''s Hospital Binzhou 256600 Shandong Province China;
Critical Care Medicine Laiyang City Hospital of Traditional Chinese Medicine Yantai 256600 Shandong Province China;
Department of Oncology Binzhouu Municipal Hospital of Traditional Chinese Medicine Binzhou 256600 Shandong Province China;
Department of Emergency medicine Binzhou Medical University Hospital Binzhou 256603 Shandong Province China;