Hi.<br/>What does <u>across</u> mean in:<br/>"There is evidence from randomized trials that suggests that parent management training (PMT) strategies are "well-established," are among the most effective in the treatment of DBD (<a href='http://focus.psychiatryonline.org/article.aspx?Volume=2&page=558&journalID=21#brestan-and-eyberg-1998' target='_blank' rel='nofollow'>http://focus.psychiatryonline.org/article.aspx?Volume=2&page=558&journalID=21#brestan-and-eyberg-1998</a>), and are associated with improvements <u>across</u> settings and over time " ?<br/><br/>(from:<a href="http://focus.psychiatryonline.org/article.aspx?Volume=2&page=558&journalID=21"><a href='http://focus.psychiatryonline.org/article.aspx?Volume=2&page=558&journalID=21' target='_blank' rel='nofollow'>http://focus.psychiatryonline.org/article.aspx?Volume=2&page=558&journalID=21</a> </a> )