Unmet needs and behaviour during the Ebola response in Sierra Leone: a retrospective, mixed-methods analysis of community feedback from the Social Mobilization Action Consortium oleh Laura A Skrip, PhD, Jamie Bedson, MSSc, Sharon Abramowitz, PhD, Mohammed B Jalloh, MPH, Saiku Bah, MSc, Mohamed F Jalloh, MPH, Ollin Demian Langle-Chimal, MSc, Nicholas Cheney, PhD, Laurent Hébert-Dufresne, PhD, Benjamin M Althouse, PhD