title: Sex ratio in outbreaks of parvovirus B19 infection.
mesh_terms: D000328:Adult; D002648:Child; D004196:Disease Outbreaks; D004739:England; D005260:Female; D006801:Humans; D008297:Male; D010322:Parvoviridae Infections / Q000453:epidemiology*; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology; D012744:Sex Ratio