RIO DE JANEIRO, BRAZIL - The "health pass", a Covid vaccination pass, has been in force for weeks in Austria, Denmark, a few days ago in France and soon in New York, which reserves access to certain public places to vaccinated, cured or negative people, is gaining ground.
Hungary, Austria, and Denmark were among the first European countries to implement health pass systems in the northern spring.
In Denmark, a pass is mandatory for access to various places, such as hairdressers or gyms.
In March, Hungary quickly inoculated its population with Russian and Chinese vaccines, began issuing "immunity certificates" in March . . .