Calculate the AUC percent extrapolated
Value
The numeric value of the AUC percent extrapolated or NA_real_ if
any of the following are true is.na(aucinf), is.na(auclast),
aucinf <= 0, or auclast <= 0.
See also
Other Half-life and elimination:
adj.r.squared(),
pk.calc.half.life(),
pk.calc.thalf.eff()