Centers for Disease Control and Prevention, contains thousands of public health-related images, including highresolution (print quality) photographs, illustrations, and videos. PHIL collections illustrate current events and articles, supply visual content for health promotion brochures, document the eff ects of disease, and enhance instructional media. PHIL images, accessible to PC and Macintosh users, are in the public domain and available without charge.
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.