Spontaneous talking time at start of consultation in outpatient clinic: cohort study.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D000553:Ambulatory Care / Q000706:statistics & numerical data*; D015331:Cohort Studies; D003142:Communication; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010817:Physician-Patient Relations; D013557:Switzerland; D013997:Time Factors