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.
Hyperkinetic disorder is a psychiatric syndrome emerging in early childhood that features an enduring pattern of severe, developmentally inappropriate inattention, hyperactivity and impulsivity across different settings (e.g., home and school) that significantly impair academic, social and work performance.