Chickenpox has been decreasing during 2005-2007 in Spain. The impact of vaccination is difficult to asses, because of a peak registered in 2004 but also because the lack of vaccination coverage information for this period and the case-data information is available only for the last year.
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.