Required package:
devtools::install_github("HopkinsIDD/globaltoolboxlite")
Current version:
devtools::install_github("HopkinsIDD/covidImportation")
Stable frozen version:
devtools::install_github("HopkinsIDD/covidImportation", ref="v1.7")
https://github.com/datasets/airport-codes. csv with all airports that includes Lat/Long.