TY - BOOK AU - Smith, David W., AU - Bierman, Edwin L., TI - The Biologic ages of man from conception through old age SN - 0721684238 U1 - 612.6 PY - 1973/// CY - Philadelphia PB - W.B. Saunders KW - Aging KW - Developmental Biology KW - Gerontology N1 - Includes index ER -