title: Hepatitis vaccination policy for hospital staff.
mesh_terms: D000328:Adult; D005260:Female; D006291:Health Policy; D006509:Hepatitis B / Q000517:prevention & control*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009790:Occupations; D010564:Personnel, Hospital; D012846:Singapore; D014611:Vaccination