title: Variable patient compliance in ambulatory trials--nuisance, threat, opportunity.
authors.affiliation: Department of Epidemiology, University of Limburg, Maastricht, The Netherlands.
authors.forename: J
authors.initials: J
authors.lastname: Urquhart
mesh_terms: D000553:Ambulatory Care; D004334:Drug Administration Schedule; D006801:Humans; D010349:Patient Compliance