Viral hepatitis--a risk to nurses.
D003428:Cross Infection / Q000517:prevention & control; D006506:Hepatitis A / Q000517:prevention & control*; D006509:Hepatitis B / Q000517:prevention & control*; D006511:Hepatitis B Antigens; D006801:Humans; D009741:Nursing Staff, Hospital; D006435:Renal Dialysis / Q000009:adverse effects; D019966:Substance-Related Disorders / Q000150:complications
D006511:Hepatitis B Antigens