https://www.channelnewsasia.com/news/singapore/throat-spray-reduce-covid-19-spread-high-risk-settings-singapore-14686086
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4/25/21 at 5:12am
Organization
CNA
Author
Jalelah Abu Baker
A large-scale clinical trial was conducted last year involving more than 3,000 migrant workers in Tuas South dormitory.
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