Calculate amount excreted (typically in urine or feces)
Details
ae is sum(conc*volume).
The units for the concentration and volume should match such that
sum(conc*volume) has units of mass or moles.
See also
Other Urine/Excretion parameters:
pk.calc.clr(),
pk.calc.ermax(),
pk.calc.ertlst(),
pk.calc.ertmax(),
pk.calc.fe(),
pk.calc.volpk()