After publication of this work , we noted that we inadvertently failed to include the complete list of all coauthors. The full list of authors has now been added and the Authors' contributions and Competing interests section modified accordingly.
The authors declare that they have no competing interests.
Conceived and designed the experiments: LMB, MLB, KGA, RFG. Performed the experiments: LMB, MLB, KGA, EMZ. Analyzed the data/critical review of manuscript: LMB, MLB, KGA, JNG, JSS, JER, DSG, VNR, PCS, RFG. Contributed reagents/materials: IJM, LAH. Provided medical/outreach/case investigation support in Sierra Leone: LMM, JJB, DSG, VNR, MF. Wrote the manuscript: LMB, MLB, KGA, JNG, RFG. All authors have read and approved the final manuscript.
Luis Branco, Matt Boisen, Kristian Andersen, Jessica Grove, Lina Moses, Ivana Muncy, Lee Henderson, John Schieffellin, James Robinson, James Bangura, Donald Grant, Vanessa Raabe, Mbalu Fonnie, Eleina Zaitsev, Pardis Sabeti, Robert Garry: Lassa hemorrhagic fever in a late term pregnancy from northern Sierra Leone with a positive maternal outcome: case report.