Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Flow diagram of records and articles assessed for the review.
Among the 46 articles excluded because the full text was not accessible in English, the breakdown of languages was as follows: French (13 articles); Spanish (11 articles); Turkish (9 articles); Mandarin (6 articles); Portuguese (2 articles); Hebrew (2 articles); Arabic (1 article); Danish (1 article) and Russian (1 article).
