Hodge, Melville H. Medical information systems : a resource for hospitals / Melville H. Hodge. - Germantown, Md. : Aspen Systems, 1977. - xi, 201 pages : illustrations ; 24 cm Includes bibliographical references and index. ISBN: 0912862475 LCCN: 77-012739 Subjects--Topical Terms: Computers.Hospitals.Information systems.