Dr David Heymann, who used to head the WHO’s emergencies department,
Monkeypox may have been spreading under the radar for four years, an ex-World Health Organization (WHO) official has claimed.
Professor David Heymann, a former former director-general for health security and environment at the WHO, said the current global outbreak may date back to a handful of isolated cases in the UK in 2018.
Two Britons were diagnosed with the tropical disease in September 2018 after returning from Nigeria. A