Are you at risk? Hepatitis is catchy.
D003428:Cross Infection / Q000517:prevention & control; D005260:Female; D006509:Hepatitis B / Q000517:prevention & control / Q000635:transmission*; D006801:Humans; D007231:Infant, Newborn; D009741:Nursing Staff, Hospital; D011247:Pregnancy; D012306:Risk