Hazards for pregnant nurses.
D000013:Congenital Abnormalities / Q000209:etiology; D005260:Female; D006801:Humans; D009726:Nurses; D009784:Occupational Diseases / Q000517:prevention & control*; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000517:prevention & control*; D014777:Virus Diseases / Q000517:prevention & control*