Fig. 4.

Fig. 4a represents the number of articles published on the “Ebola outbreak” in the New York Times, Wall Street Journal, and Washington Post newspapers during the years 2014–2016. Fig. 4b depicts the normalized number of distinct, Ebola outbreak related newspaper articles published in the above-mentioned newspapers. The event dates (denoted as t = 0) are considered to be the official PHEIC statements. The number of articles is normalized relative to its peak value over the 11-day period. The black horizontal line represents the threshold level of 70% LexisNexis frequency of publishing score. Data is obtained using the LexisNexis database for global news and business information.