Chien, Yie W., 1938- Novel drug delivery systems / Yie W. Chien. - 2nd ed., rev. and expanded. - New York : M. Dekker, c1992. - vii, 797 p. : ill. ; 27 cm. - Drugs and the pharmaceutical sciences ; v. 50 . Includes bibliographical references and index. ISBN: 0824785207 (alk. paper) Subjects--Topical Terms: Drugs--Controlled release.Delayed-action Preparations. Dewey Class. No.: 615.6 / CHN