title: Further testing of the reliability and validity of the ASK-20 adherence barrier questionnaire in a medical center outpatient population .
mesh_terms: D000046:Academic Medical Centers; D001249:Asthma / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D003144:Communication Barriers; D003430:Cross-Sectional Studies; D003924:Diabetes Mellitus, Type 2 / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D005260:Female; D006333:Heart Failure / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010045:Outpatients / Q000706:statistics & numerical data; D011153:Population; D011788:Quality of Life; D015203:Reproducibility of Results; D011795:Surveys and Questionnaires / Q000592:standards*; D016903:Drug Monitoring