| Date | Event | Description |
|---|---|---|
| 7 January 2015 | New citation required but conclusions have not changed | We included 12 new studies and adjusted the text accordingly (Basta 2011; Cakrt 2010; Foster 2012; Garcia 2013; Karanjai 2010; Marioni 2013; Morozetti 2011; Pavlou 2012; Rossi‐Izquierdo 2011; Rossi‐Izquierdo 2013; Winkler 2011; Yardley 2012). We excluded 13 further studies and identified three further ongoing studies. There are no changes to the conclusions of the review. |
| 18 January 2014 | New search has been performed | New searches run. |
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.