The testing regime in Korea works, we are not following this, so we've not a scooby who is ill or not.
South Korea are warning of a new cluster in Seoul today;
"SEOUL: South Korea reported fewer than 120 new coronavirus cases on Thursday (Mar 12), but authorities warned that a new cluster in Seoul could see the infection spread in the capital."
"Around 100 people linked to a call centre in the city have tested positive for the virus in recent days."
"This could lead to a 'super spread' in the metropolitan area, where half of the entire population are concentrated," Prime Minister Chung Sye-kyun told a meeting on Thursday;"
www.channelnewsasia.com/news/asia/coronavirus-south-korea-seoul-cluster-new-covid-19-cases-12529464
Also, reports say that coronavirus testing in South Korea is free of charge, but this man paid $140 at a drive through test clinic;
"When I got there, someone opened the car door for me," Koo Ji-young told ABC News after receiving his test results for a $140 fee. "First, they take a chest X-ray, then measure body temperature using a non contact measuring device. A doctor stuck a long stick into my nose and made me spit phlegm."
abcnews.go.com/International/massive-coronavirus-testing-program-south-korea-underscores-nimble/story?id=69226222