title: Observations on the bacteriology of the urine and liquor in pregnancy and labour.
mesh_terms: D000653:Amniotic Fluid / Q000382:microbiology*; D001437:Bacteriuria / Q000453:epidemiology*; D004926:Escherichia coli / Q000302:isolation & purification; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D011247:Pregnancy; D013997:Time Factors