Calculate the absolute (or relative) bioavailability
pk.calc.f(dose1, auc1, dose2, auc2)
The dose administered in route or method 1
The AUC from 0 to infinity or 0 to tau administered in route or method 1
The dose administered in route or method 2
The AUC from 0 to infinity or 0 to tau administered in route or method 2
f is (auc2/dose2)/(auc1/dose1)
.