TY - BOOK AU - Ball,Marion J. AU - Douglas,Judith V. TI - Healthcare information management systems: a practical guide T2 - Computers in health care SN - 0387974342 U1 - 658.05 20 PY - 1991/// CY - New York PB - Springer-Verlag KW - Health services administration KW - Data processing KW - Information storage and retrieval systems KW - Medical care KW - Health Facilities KW - organization & administration KW - Information Systems N1 - Includes bibliographical references and index ER -