Photo taken on March 31, 2020 shows a drive-through COVID-19 test station set up in the parking lot of an IKEA store in Wembley, northwest London, Britain. According to local media, a COVID-19 test centre for National Health Service (NHS) staff workers has opened at the parking lot of an IKEA store in Wembley. (Photos: Xinhua)

A tester takes a sample from a National Health Service (NHS) staff to test for possible COVID-19 infection at a drive-through test station set up in the parking lot of an IKEA store in Wembley, northwest London, Britain, March 31, 2020. According to local media, a COVID-19 test centre for National Health Service (NHS) staff workers has opened at the parking lot of an IKEA store in Wembley.

A tester takes a sample from a National Health Service (NHS) staff to test for possible COVID-19 infection at a drive-through test station set up in the parking lot of an IKEA store in Wembley, northwest London, Britain, March 31, 2020. According to local media, a COVID-19 test centre for National Health Service (NHS) staff workers has opened at the parking lot of an IKEA store in Wembley.

A tester takes a sample from a National Health Service (NHS) staff to test for possible COVID-19 infection at a drive-through test station set up in the parking lot of an IKEA store in Wembley, northwest London, Britain, March 31, 2020. According to local media, a COVID-19 test centre for National Health Service (NHS) staff workers has opened at the parking lot of an IKEA store in Wembley.

A tester takes a sample from a National Health Service (NHS) staff to test for possible COVID-19 infection at a drive-through test station set up in the parking lot of an IKEA store in Wembley, northwest London, Britain, March 31, 2020. According to local media, a COVID-19 test centre for National Health Service (NHS) staff workers has opened at the parking lot of an IKEA store in Wembley.