Top Epidemiologist – Masks in school are ‘useless’

Carl Heneghan is a clinical epidemiologist and Director of the NIHR SPCR Evidence Synthesis Working Group, a collaboration of nine primary care departments across UK universities.
He set up and directs the Oxford Covid Evidence Service, has over 400 peer-reviewed publications , and is editor in chief of BMJ Evidence-Based Medicine, and editor of the Catalogue of Bias
more info at https://dreddymd.com/?s=masks