TY - BOOK AU - Bean Constance A TI - The better back book: simple exercises for the prevention and care of back pain SN - 0688079156 AV - WE720 U1 - 617/.56 PY - 1989/// CY - New York PB - William Morrow KW - Backache KW - Exercise therapy N1 - Includes index; Bibliography: p. [217]-223 ER -