Figure S2 from Key data for outbreak evaluation: building on the Ebola experience CoriAnne A. DonnellyChristl DorigattiIlaria M. FergusonNeil FraserChristophe GarskeTini JombartThibaut Nedjati-GilaniGemma NouvelletPierre RileySteven D. Van KerkhoveMaria L. MillsHarriet M. BlakeIsobel 2017 A shorter revised version of the VHF form (in English) which was introduced into Sierra Leone from late autumn 2014. Similar forms were introduced into Liberia and Guinea in late 2014.