Antarctica was one of the last places on Earth to be affected by the virus, but on December 21, an outbreak was reported at a Chilean army base, with 36 people infected.
The European Medicines Agency (EMA), which is holding a special meeting on Thursday, echoed the WHO's calls for calm and said it was better to get the vaccine than not.
This was brought in after British-Swedish drugs giant AstraZeneca failed to meet promised delivery schedules to EU members while honouring its British contract.
"The issue is no longer about (having enough) vaccines, in Europe we have plenty of vaccines available," said the French EU official, a former businessman.
"Through the introduction of rules on pay transparency and a mechanism to enforce it, workers will have the tools to get the necessary information on potential pay differentials," Dalli said.