TY - BOOK AU - Mastroianni,Luigi AU - Donaldson,Peter J. AU - Kane,Thomas T. ED - ebrary, Inc. TI - Developing new contraceptives: obstacles and opportunities AV - RG137 .D48 1990eb PY - 1990/// CY - Washington, D.C. PB - National Academy Press KW - Contraceptives KW - Research KW - United States KW - Contraceptive drugs KW - Electronic books KW - local N1 - Includes bibliographical references and index; Electronic reproduction; Palo Alto, Calif.; ebrary; 2009; Available via World Wide Web; Access may be limited to ebrary affiliated libraries UR - http://site.ebrary.com/lib/strathmore/Doc?id=10056789 ER -