Changes in health care instrumentation due to microprocessor technology : proceedings of the IFIP-IMIA (TC4) Working Conference on Changes in Health Care Instrumentation due to Microprocessor Technology, Rome, Italy, 6-8 February 1980 - Pinciroli, Francesco; Anderson, John, (North-Holland ; sole distributors for the U.S.A. and Canada, Elsevier North-Holland, 1981)