Andersen, Ronald Medical care use in Sweden and the United States : a comparative analysis of systems and behavior / Ronald Andersen,...(et.al) - Chicago, Ili. : CHAUS, 1970. - 174 p. - Research Series; 27 . Subjects--Topical Terms: Servicios de Salud --Atención Médica. Dewey Class. No.: 362.1 / A544m