Spain discovered the first 4 cases of infection with the strain nCoV in the UK, but confirmed that there is no need to raise the alarm.

Madrid Deputy Medical Director Antonio Zapatero said today that all four cases involve people who have recently come from the UK.

There are still three suspected cases of nCoV strain in the UK, but test results of these three people will not be clear until December 22 or December 23, Madrid health officials added.

On December 14, the UK announced the discovery of a new strain of nCoV, which has 20 more mutations than the original version and is 70% more infectious.

Although viral mutation is normal and nCoV strains have been detected in several other countries, VUI - 202012/01 has caused many countries of the world to worry and has decided to ban visitors from UK such as

Spain is one of more than 50 countries that have imposed travel restrictions on the UK due to concerns about the nCoV strain.

Spain is currently one of the largest epidemic regions in the world with more than 1.8 million cases and nearly 50,000 deaths caused by nCoV.