SPREAD 4: online visualisation of pathogen phylogeographic reconstructions.

"its source code is available at https://github com/phylogeography/spread for further software development or compiling the latest custom build."

"Conflict of interest: M.A.S. receives grants and contracts from the US Food and Drug Administration, the US Department of Veterans Affairs and Janssen Research and Development outside the scope of this work."

"Funding This study was partially funded by European Union grant 874850 MOOD and is catalogued as MOOD046. K.D.N. acknowledges support from the Research Foundation—Flanders (‘Fonds voor Wetenschappelijk Onderzoek—Vlaanderen’, 1S33020N). S.D. acknowledges support from the ‘Fonds National de la Recherche Scientifique’ (F.R.S.-FNRS, Belgium; grant no. F.4515.22). S.D. and G.B. acknowledge support from the Research Foundation—Flanders (‘Fonds voor Wetenschappelijk Onderzoek—Vlaanderen’, G098321N). G.B. acknowledges support from the Research Foundation —Flanders (‘Fonds voor Wetenschappelijk Onderzoek—Vlaanderen’, G0E1420N). P.L., A.R., and M.A.S. acknowledge support from the European Research Council under the European Union’s Horizon 2020 research and innovation programme (grant agreement no.725422—ReservoirDOCS), the Wellcome Trust through project 206298/Z/17/Z, and the National Institutes of Health grant R01 AI153044. P.L. acknowledges support from the Research Foundation—Flanders (‘Fonds voor Wetenschappelijk Onderzoek—Vlaanderen’, G066215N, G0D5117N, and G0B9317N). G.B. acknowledges support from the Internal Funds KU Leuven under grant agreement C14/18/094."