Black Maureen M, Hurley Kristen M
Research Triangle Institute, Research Triangle Park, NC 27709, USA; Department of Pediatrics, University of Maryland School of Medicine, Baltimore, MD 21201, USA.
Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA.
Lancet Glob Health. 2016 Aug;4(8):e505-6. doi: 10.1016/S2214-109X(16)30149-8.