“The numbers of cases of and deaths from EVD are expected to continue increasing from hundreds to thousands per week in the coming months,” the authors wrote.

As of Monday, the United Nations health organization reported that out of a total of 5,864 confirmed and probable cases, 2,811 deaths have resulted.

“The true numbers of cases and deaths are certainly higher,” the authors wrote. “There are numerous reports of symptomatic persons evading diagnosis and treatment, of laboratory diagnoses that have not been included in national databases, and of persons with suspected Ebola virus disease who were buried without a diagnosis having been made.”