Niazi S
Int J Biomed Comput. 1979 May;10(3):245-55. doi: 10.1016/0020-7101(79)90015-1.
This paper describes the use of a programmable calculator (HP-97), for fitting plasma concentration profiles to 1 and 2 compartment open models and calculating fitted and derived parameters together with estimates of steady state plasma drug levels following various dosage regimens in clinical settings.