Center for Pharmacometrics;
Mercer University;
Atlanta;
USA;
Department of Pharmaceutical Sciences;
Mercer University;
Atlanta;
USA;
Department of Pharmacy Practice;
Mercer University;
Atlanta;
USA;
Center for Clinical Research;
Mercer University;
Atlanta;
USA;
Caffeine; Population Pharmacokinetics; Population Pharmacodynamics; NONMEM?; Visual Analogue Scale;