Set the duration of dosing or measurement
setDuration(object, ...)# S3 method for PKNCAdose
setDuration(object, duration, rate, dose, ...)
The object with duration set
An object to set a duration on
Arguments passed to another setDuration function
The value to set for the duration or the name of the column in the data to use for the duration.
(for PKNCAdose objects only) The rate of infusion
(for PKNCAdose objects only) The dose amount