Clinical disagreement: I. How often it occurs and why.
D000328:Adult; D001172:Arthritis, Rheumatoid / Q000175:diagnosis; D001943:Breast Neoplasms / Q000175:diagnosis; D003933:Diagnosis / Q000592:standards*; D003951:Diagnostic Errors; D005260:Female; D006801:Humans; D006973:Hypertension / Q000175:diagnosis; D008297:Male; D008487:Medical History Taking; D008875:Middle Aged; D009887:Ophthalmoscopy; D010437:Peptic Ulcer / Q000175:diagnosis; D010808:Physical Examination / Q000592:standards*