Aging with grace : what the nun study teaches us about leading longer, healthier, and more meaningful lives Snowdon, David. - Bantam trade pbk. ed. - Bantam Books, 2001 - 237 pages ISBN: 0-553-38092-3 Subjects--Topical Terms: Aging -- United States -- Longitudinal studies. Dewey Class. No.: 305.260973 S674 2001