On Wednesday, Reuters reported that regular wastewater sampling had found traces of the wild variant of the polio virus in Hamburg in a blow to eradication efforts more than 30 years after the last wild polio infection in Germany.
On Wednesday, Reuters reported that regular wastewater sampling had found traces of the wild variant of the polio virus in Hamburg in a blow to eradication efforts more than 30 years after the last wild polio infection in Germany.