It's only looking at moving inside of a country but this article: https://jamanetwork.com/journals/jamapediatrics/article-abstract/2668504 https://jamanetwork.c

It's only looking at moving inside of a country but this article: https://jamanetwork.com/journals/jamapediatrics/article-abstract/2668504 https://jamanetwork.com/journals/jamapediatrics/article-abst... finds a link. You've got me curious too so I'll look to see if I can find anything for international travel.