540,160 VON WARTBURG P.[red.] Cost—sharing in health care. Proceedings of the International Seminar on Sharing of Health Care Costs Wolfsberg/Switzerland, March 20—23,1979. Ed. by A. Brandt. B. Horisberger and P. von Wartburg. With the cooperation of abel—Smith, general rapporteur of the seminar. Berlin 1980 Springer—Verl. 8° s. VI, nlb. 2, 172, il.