The Bulletin is one of the world's leading public health journals. It is a peer-reviewed monthly journal with a special focus on developing countries, giving it unrivalled global scope and authority. The Bulletin is one of the top public and environmental health journals with an impact factor of 6.818 (2018), according to the Web of Science ranking. It is essential reading for all public health decision-makers and researchers who require its special blend of research, well-informed opinion and news.