Patients' acceptance of physician's assistants.
D000328:Adult; D000367:Age Factors; D001071:Appointments and Schedules; D001290:Attitude; D002648:Child; D003258:Consumer Behavior; D003695:Delivery of Health Care; D005260:Female; D006801:Humans; D007398:Interpersonal Relations; D008297:Male; D010361:Patients; D010823:Physician Assistants / Q000706:statistics & numerical data; D011320:Primary Health Care; D012737:Sex Factors; D012923:Social Class; D011795:Surveys and Questionnaires; D014481:United States