Possible association of influenza A with fetal loss: investigation of a cluster of spontaneous abortions and stillbirths.


It has been suspected that influenza infection is associated with fetal or perinatal mortality, but little recent evidence supports this hypothesis. A small cluster of early and late fetal deaths in early 1986 prompted an epidemiological investigation. Women whose pregnancies were affected (cases) were compared with women whose pregnancies had a normal… (More)