Tribune News NetworkDohaSeveral hypermarkets in Qatar have started asking shoppers to show the health-code colour on the Ehteraz app for entry.Only those with the green (good health) colour on the COVID-19 contact-tracing app will be allowed in. The Al Meera Consumer Goods Company on Tuesday said in a tweet that it has rolled out the measure across its branches in Qatar.This is the latest among a series of measures being implemented by commercial establishments to limit the spread of COVID-19 in Qatar.