The reliability of results obtained from medical questionnaires.
D001249:Asthma / Q000453:epidemiology; D003638:Deafness / Q000453:epidemiology; D005260:Female; D006261:Headache / Q000453:epidemiology; D006306:Health Surveys; D006801:Humans; D008297:Male; D011581:Psychological Tests; D006255:Rhinitis, Allergic, Seasonal / Q000453:epidemiology; D011795:Surveys and Questionnaires