1. Flexibility in the aging adult;Adrian,1981
2. Age and aerobic power: the rate of change in men and women;Buskirk,1987
3. Physical activity, exercise, and physical fitness: definitions and distinctions for health-related research;Caspersen;Public Health Rep,1985
4. Status of the 1990 physical fitness and exercise objectives — evidence from NHIS, 1985;Caspersen;Public Health Rep,1986
5. Effects of two randomized exercise programmes on bone mass of healthy post-menopausal women;Chow;Br Med J,1987