TY - BOOK AU - Stewart,Anita L. ED - Research and Development Corporation, TI - Development of measures of physical activity/exercise and tests of variations in physical activity levels within chronic disease groups in the Medical Outcomes Study T2 - The Rand paper series PY - 1993/// CY - Santa Monica, California PB - Rand Corporation KW - Exercise therapy KW - Exercise tests KW - Measurement KW - Chronic Disease N1 - Includes bibliographical references: pages 14-15 ER -