Description：
The Bulletin of the World Health Organization is a fully open-access journal of public health with a special focus on low and middle-income countries. It was first published in 1948 and, since then, has sought to make its full contents as widely available as possible. There are no article-processing charges associated with submitting to, or publishing in, the Bulletin. All peer-reviewed articles and the journal archives are indexed, including in the Web of Science and MEDLINE, and are freely available under the Creative Commons Attribution 3.0 IGO license (CC BY 3.0 IG0).