# kidney.epi 1.2.0
* add a set of functions for estimated glomerular filtration rate (eGFR) calculation
* add OPTN mapping values for the years 2018 and 2014
* changed parameter name from creatinineunits to creatinine_units in function ktx.kdpi.optn
* introduce additional service functions

# kidney.epi 1.1.0
* introduce service functions
* add OPTN mapping values for the year 2017 to the internal dataframes in sysdata.rda
* add check of the user input for ktx.kdpi.optn function

# kidney.epi 1.0.0
* first public release of the package