Rosenfeld, Isadore. Live now, age later : proven ways to slow down the clock / Isadore Rosenfeld. - New York, NY : Warner Books, 1999. - xiv, 384 p. ; 24 cm. Includes index. ISBN: 0446520608 RM64.90 0446520608 Hadiah Subjects--Topical Terms: Longevity.Aging--Prevention.Health.