Improving health information systems during an emergency: lessons and recommendations from an Ebola treatment centre in Sierra Leone. - Shefali Oza; Kevin Wing; Alieu Amara Sesay; Sabah Boufkhed; Catherine Houlihan; Lahai Vandi; Sahr Charles Sebba; Catherine R. McGowan; Rachael Cummings; Francesco Checchi (BMC Medical Informatics Decis. Mak., 2019)