title: Studies on the epidemiology of Escherichia coli, 1960-1968.
mesh_terms: D002353:Carrier State; D004926:Escherichia coli / Q000302:isolation & purification*; D004927:Escherichia coli Infections / Q000453:epidemiology; D005243:Feces / Q000382:microbiology; D006760:Hospitalization; D006801:Humans; D012703:Serotyping