title: Proceedings: Significance of drug plasma levels based on the plasma level monitoring service of a department of clinical pharmacology.
mesh_terms: D000368:Aged; D004077:Digoxin / Q000097:blood*; D006801:Humans; D008875:Middle Aged; D009661:Nortriptyline / Q000097:blood*; D010672:Phenytoin / Q000097:blood*
chemical_list: D010672:Phenytoin; D004077:Digoxin; D009661:Nortriptyline