Originally Posted by
Michael
I *very* strongly doubt that this statement is true.
You may want to read the
INTERNATIONAL HEALTH REGULATIONS(1969) adopted by the Twenty-second World Health Assembly in 1969 and
amended by the Twenty-sixth World Health Assembly in 1973
and the Thirty-fourth World Health Assembly in 1981 before repeating that statement.
I did not read it thoroughly, but there are quite a few regulations on Yellow Fever in this document.
That said, if indeed the regulation exists, I doubt there is any enforcement mechanism.