title: Gram-negative systemic bacteraemia in alimentary tract surgery.
mesh_terms: D001419:Bacteria / Q000302:isolation & purification; D001431:Bacteriological Techniques; D001662:Biliary Tract Surgical Procedures; D001769:Blood / Q000382:microbiology*; D013505:Digestive System Surgical Procedures; D004755:Enterobacteriaceae / Q000302:isolation & purification; D004756:Enterobacteriaceae Infections / Q000097:blood; D004927:Escherichia coli Infections / Q000097:blood; D006801:Humans; D007710:Klebsiella Infections / Q000097:blood; D011183:Postoperative Complications; D011512:Proteus Infections / Q000097:blood; D018805:Sepsis / Q000150:complications / Q000209:etiology* / Q000382:microbiology; D013203:Staphylococcal Infections / Q000097:blood; D013530:Surgical Wound Infection / Q000382:microbiology*