HANOI (Vietnam News/ANN): Hanoi is collecting one million samples for Covid-19 screening tests from Aug 18 to 20, the city's Centre for Disease Control (CDC) said.
The high-risk groups include shippers, sellers at wet markets, employees of supermarkets and trade centres, sellers at home-based grocery stores, petrol sellers, long-haul truck drivers, security guards, construction workers, sellers at pharmacies, workers at retail warehouses, persons performing duties at pandemic checkpoints, those participating in anti-pandemic activities, and environmental workers.