Austad, Steven N., 1946 - Why we age : what science is discovering about the Body's Journey through life / Steven N. Austad - New York : John Wiley & Sons , 1997 - xii , 244 p. : ill. ; 25 cm. Includes bibliographical references (p. 222-236) and index ISBN: 0471148032 RM68.24 LCCN: 97-5542 Subjects--Topical Terms: Aging--physiologyLife expectancy National Library of Medicine Call No.: WT104