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@dellabeach1962 @crianza @IanCopeland5 "Vertical transmission occurred in 65.8% of infants from infected mothers" https://t.co/nEyMPlzmSP
@dellabeach1962 @crianza @IanCopeland5 "Vertical transmission occurred in 65.8% of infants from infected mothers" https://t.co/nEyMPlzmSP