The debate between me and a hard to prove friend is what is the common usage or are they both right. He says that it is completely wrong grammar to say Happy memorial day weekend. He is near impossible to prove so any reference would be great.
Noun. 1. pharmacokinetics-the study of the action of drugs in the body: method and rate of excretion; duration of effect; etc. materia medica, pharmacological medicine, pharmacology-the science or study of drugs: their preparation and properties and uses and effects. Translations.
https://CRAN.R-project.org/view=Pharmacokinetics. The primary goal of pharmacokinetic (PK) data analysis is to determine the relationship between the dosing regimen and the body's exposure to the drug as measured by the nonlinear concentration time curve or related summaries (e.g. the area under the curve).