No-a -days People hop in and out of the country like its nothing. Everything is so global. 2 yrs ago my niece who is in HS went on a European vacation at the beginning of summer and after she got back went with the family on a Carribean vacation.
The medicals always telling people that disease is due to nasty poor people is a bunch of stuff. No one is safe. Eg most women who contracted Hep c, got it through the many runs in and out the hospital during their child- bearing phase.