Introduction: drug delivery systems and devices.
Ritschel
W A
WA
Division of Pharmaceutics and Drug Delivery Systems, University of Cincinnati Medical Center, OH.
D016503:Drug Delivery Systems; D004343:Drug Implants; D006801:Humans; D013806:Theophylline / Q000008:administration & dosage
D004343:Drug Implants; D013806:Theophylline