Hepatitis A immunity in food-handling occupations.
Köster
D
D
Hofmann
F
F
Berthold
H
H
D004196:Disease Outbreaks; D005511:Food Handling; D005860:Germany, West / Q000453:epidemiology; D006506:Hepatitis A / Q000276:immunology*; D006801:Humans; D009784:Occupational Diseases / Q000276:immunology*