Abstract:The content of the article has not been previously published or presented elsewhere. The views presented in this paper are solely the responsibility of the author and do not represent official views of the Department of Veterans Affairs or the Centers for Disease Control and Prevention.
Set email alert for when this publication receives citations?
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.