Occurrence, genotyping, shiga toxin genes and associated risk factors of E. coli isolated from dairy farms, handlers and milk consumers

•Mastitis is a risk factor associated with contamination of milk with E. coli.•E. coli in dairy cows poses a zoonotic potential through milk consumption.•High genetic diversity was determined in E. coli O125 isolates from milk, cows and humans.•Genetic similarity exists among E. coli O125 isolates f...

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