Validation of interview-based disease classifications: a mail survey of physicians.
D000367:Age Factors; D000368:Aged; D001168:Arthritis / Q000453:epidemiology; D002318:Cardiovascular Diseases / Q000453:epidemiology; D003920:Diabetes Mellitus / Q000453:epidemiology; D004812:Epidemiologic Methods; D005006:Ethnicity; D005194:Family Practice; D005260:Female; D005767:Gastrointestinal Diseases / Q000453:epidemiology; D006306:Health Surveys; D006801:Humans; D006973:Hypertension / Q000453:epidemiology; D008297:Male; D008511:Medicine; D001523:Mental Disorders / Q000453:epidemiology; D008875:Middle Aged; D009369:Neoplasms / Q000453:epidemiology; D009765:Obesity / Q000453:epidemiology; D010817:Physician-Patient Relations; D011656:Pulmonary Emphysema / Q000453:epidemiology; D012067:Religion; D012179:Retirement; D012737:Sex Factors; D012959:Socioeconomic Factors; D013038:Specialization