Social and psychological problems of surveys on health and illness.
D003153:Community Health Services; D003933:Diagnosis; D005069:Evaluation Studies as Topic; D006262:Health; D006306:Health Surveys; D006801:Humans; D008499:Medical Records; D008722:Methods; D009017:Morbidity; D011159:Population Surveillance; D012106:Research; D014481:United States