title: Letter: Pyelonephritis and coliform infections of the urinary tract.
mesh_terms: D004926:Escherichia coli / Q000472:pathogenicity; D004927:Escherichia coli Infections; D005260:Female; D006801:Humans; D011247:Pregnancy; D011704:Pyelonephritis / Q000382:microbiology*; D014552:Urinary Tract Infections / Q000382:microbiology*