Link: http://www.madnesshub.com/2021/06/who-says-fully-vaccinated-people-should.html
- WHO assistant director-general:, 'Vaccines alone won't stop transmission.' 'People need to continue to use masks, be in ventilated spaces, hand hygiene, physical distance, avoid crowding... Delta variant, most transmissible variant identified,' spreading in 85 countries, fastest and fittest coronavirus strain yet, will 'pick off' most vulnerable especially in places with low vaccination rates.,