Random unannounced survey topics for 1999.
D000068:Accreditation; D000553:Ambulatory Care / Q000592:standards; D003625:Data Collection; D019983:Guideline Adherence; D006296:Health Services / Q000592:standards*; D006699:Home Care Services / Q000592:standards; D006801:Humans; D007591:Joint Commission on Accreditation of Healthcare Organizations; D008134:Long-Term Care / Q000592:standards; D014481:United States