>>9265507 pb Q
Found British article (with video):
'''Global clinical trial of 40,000+ healthcare workers begins to test in UK if chloroquine and hydroxychloroquine can prevent COVID-19
MORU Research'''
21 May 2020
A global study to test if either chloroquine or hydroxychloroquine can prevent COVID-19 in vital frontline healthcare workers will open to UK participants at hospital sites in Brighton and Oxford today.
https://www.tropicalmedicine.ox.ac.uk/news/copcov-begins-to-test-in-uk-if-chloroquine-and-hydroxychloroquine-prevent-covid-19