France has become the first country to recommend a single vaccine dose for individuals who have recovered from COVID-19, citing the development of immunological memory post-infection. The French health authority suggests waiting over three months, preferably six, before administering the dose. This approach, mentioned in studies from the US and Italy, could conserve vaccine doses amid limited supply, though it hasn't been widely evaluated by other scientists.

Which country was the first to recommend a single vaccine dose for those who have had COVID-19?

• United States

• Germany

• Italy

• France

What is the main reason for recommending a single vaccine dose to those who have recovered from COVID-19?

• To reduce side effects

• To act as a booster due to immune memory

• To increase vaccine production

• To prevent new variants

How long should individuals wait after recovering from COVID-19 before getting the single vaccine dose, according to French health authorities?

• Two years

• More than three months, preferably six

• One month

• Immediately after recovery

Which countries have conducted studies supporting the single-dose approach for COVID-19 recovered individuals?

• China and Japan

• France and Germany

• United States and Italy

• Spain and Portugal

What is a potential benefit of administering a single vaccine dose to those who have had COVID-19, as mentioned in recent studies?

• It reduces the need for booster shots

• It saves vaccine doses in limited supply situations

• It eliminates the need for masks

• It increases the effectiveness of other vaccines