Levine Myron M, Tapia Milagritos, Hill Adrian V, Sow Samba O
Center for Vaccine Development, University of Maryland School of Medicine, Baltimore.
Jenner Institute, Nuffield Department of Medicine, University of Oxford, United Kingdom.
J Infect Dis. 2015 Feb 15;211(4):504-7. doi: 10.1093/infdis/jiu513. Epub 2014 Sep 14.