SANTA CRUZ, Bolivia—The ministers of Brazil’s Supreme Court are scheduled to vote on Dec. 16 to decide on whether to expand a coronavirus vaccine mandate for travelers entering the country to apply to Brazilian citizens returning home. Federal Supreme Court (STF) Minister Luís Roberto Barroso ruled in favor of expanding the mandate on Dec. 11. The rest of the justices will decide whether to make Barroso’s temporary order permanent. Under the current vaccine mandate, international travelers arriving in Brazil must quarantine for five days and subsequently test negative. Brazilian citizens are exempt. So are travelers with medical exemptions and travelers from countries with limited access to vaccines. The expansion being considered by the court is a sharp contrast to President Jair Bolsonaro’s firm stance on medical freedom and the right to choose when it comes to vaccines. Just three days before Barroso’s ruling, Bolsonaro said he will never require the vaccine, comparing it …