Hugo de Jonge, health minister of The Netherlands, has indicated the country could be preparing another three coronavirus booster vaccines. De Jonge wrote a letter to his country's parliament Wednesday suggesting the Netherlands should consider additional rounds of booster vaccines to fight new variants, with two of these in 2022 and another shot in 2023. The letter also said that the Netherlands has enough booster vaccines for its current booster campaign. In the letter, De Jonge wrote: "Certainly because only half of a regular vaccine is needed for a booster dose of Moderna, we now have sufficient vaccines for the...