Hand-washing key to food safety.
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D005506:Food Contamination / Q000517:prevention & control; D005511:Food Handling / Q000592:standards*; D005517:Foodborne Diseases / Q000517:prevention & control; D006235:Hand Disinfection / Q000379:methods* / Q000592:standards; D006801:Humans; D017751:Safety Management / Q000379:methods*