Changes in version 0.8.0 (2026-04-24)                  

    o   sNCA and tblNCA support predetermined indices of points
	(UsePoints) to calculate terminal slope.

                 Changes in version 0.7.2 (2026-03-27)                  

    o   tblNCA supports vector input for dur argument.

                 Changes in version 0.7.1 (2026-03-09)                  

    o   Fixed a bug in Slope where sequential is.finite filtering could
	cause misaligned x and y vectors.

    o   Fixed typo 'umul/mL' to 'umol/mL' in concentration unit
	normalization (Unit, UnitUrine).

    o   Replaced unsafe eval(parse(text=...)) with direct logical
	subsetting in tblNCA and tblAUC.

    o   Extracted duplicated slope-finding logic in BestSlope into
	helper function findBestSlope.

    o   Normalized adm parameter once at the top of sNCA instead of
	calling toupper(trimws()) repeatedly.

    o   Extracted shared unit conversion helpers (normalizeConcUnit,
	convertVolUnit) in Unit.R.

    o   Reduced redundant toupper(trimws(down)) calls in AUC and
	IntAUC.

                 Changes in version 0.7.0 (2023-11-15)                  

    o   Minor updates.

                 Changes in version 0.6.0 (2022-07-16)                  

    o   SS option for steady-state added in sNCA and tblNCA

    o   tblAUC, gAUC, gInterpol functions are added for general purpose
	AUC such as AUC for pharmacodynamic(PD) data.

                 Changes in version 0.5.1 (2022-06-15)                  

    o   Rare cases raising NaN in BestSlope are handled.

                 Changes in version 0.5.0 (2022-02-26)                  

    o   DetSlope no longer opens a new device when closed.

    o   Data type error with tibble data is fixed.

                 Changes in version 0.4.9 (2021-07-15)                  

    o   Bug when a slope is determined by manual selection is fixed.

    o   excludeDelta option added to tblNCA, sNCA, and BestSlope
	functions.

                 Changes in version 0.4.8 (2021-06-16)                  

    o   UT function removed

    o   returnNA option in sNCA function is removed.

                 Changes in version 0.4.7 (2020-05-07)                  

    o   When it is impossible to determine slope, it skips.

                        Changes in version 0.4.6                        

    o   tblNCA supports iAUC argument.

                 Changes in version 0.4.5 (2019-09-27)                  

    o   Some sentences are revised.

                 Changes in version 0.4.4 (2018-07-19)                  

    o   Nonnumeric Subject ID is supported.

                 Changes in version 0.4.3 (2018-06-21)                  

    o   tblNCA is rewritten.

                 Changes in version 0.4.2 (2018-05-17)                  

    o   Issue on reverse dependence on ncar is solved.

                 Changes in version 0.4.1 (2018-04-16)                  

    o   Validation document is added.

    o   DetSlope now accepts default slope from BestSlope.

    o   Errata in manual corrected.

                 Changes in version 0.4.0 (2018-03-17)                  

    o   DetSlope function is added to determine slope manually.

                 Changes in version 0.3.3 (2017-08-16)                  

    o   NonCompart is more tolerable to the input error.

    o   sNCA can accept key of multiple columns instead of single
	column colSubj.

                 Changes in version 0.3.2 (2017-07-20)                  

    o   NonCompart can handle the case of no or one positive y value.

                 Changes in version 0.3.1 (2017-07-10)                  

    o   NonCompart A bug in C0 calcuation of IV bolus case was fixed.

                 Changes in version 0.3.0 (2017-04-06)                  

    o   NonCompart Only essential functions for calculation were
	remained.