title: Sewage workers and hepatitis A.
authors.forename: A
authors.initials: A
authors.lastname: Shakespeare
authors.forename: J
authors.initials: J
authors.lastname: Poole
mesh_terms: D006266:Health Education / Q000458:organization & administration*; D006506:Hepatitis A / Q000453:epidemiology / Q000517:prevention & control*; D006801:Humans; D009784:Occupational Diseases / Q000453:epidemiology / Q000517:prevention & control*; D012307:Risk Factors; D012722:Sewage
chemical_list: D012722:Sewage