title: Comment: subtherapeutic drug concentrations and compliance.
authors.forename: J M
authors.initials: JM
authors.lastname: Mahoney
authors.forename: R
authors.initials: R
authors.lastname: Reichley
mesh_terms: D002317:Cardiovascular Agents / Q000097:blood*; D004077:Digoxin / Q000097:blood; D006801:Humans; D010672:Phenytoin / Q000097:blood; D012189:Retrospective Studies; D013806:Theophylline / Q000097:blood; D013997:Time Factors; D016312:Treatment Refusal
chemical_list: D002317:Cardiovascular Agents; D010672:Phenytoin; D004077:Digoxin; D013806:Theophylline