We actually do this quite a bit here in the States (and abroad)! * Children are required to be vaccinated against several diseases before attending public scho

We actually do this quite a bit here in the States (and abroad)! * Children are required to be vaccinated against several diseases before attending public school * In Texas (TEXAS!), all university students attending in-person must present proof of a meningitis vaccine * To travel to many countries you need to present a “yellow card” demonstrating vaccination status against specific diseases.