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GENEVA—The increase in cases of COVID-19 in the northern hemisphere is worrying health care authorities around the world, who are aware that these countries usually experience a peak in respiratory infections during the winter months.

During a recent press conference, the World Health Organization (WHO) urged nations to closely monitor COVID-19 cases and report the number of hospital admissions caused by the disease over the last few months, especially in Europe.

"The virus is currently reinfecting large numbers of individuals, millions of people, every week," warned Maria Van Kerkhove, MD, PhD, WHO's COVID-19 technical consultant. "We don't have a good idea of the number of infections and reinfections currently happening, because monitoring has been relaxed. But we have some indications of the current trend, in terms of impact." Head over to Medscape to read the full story.