A telephone and mail-based intervention started in 1998 to promote walking in sedentary ethnic minority women.
Chen, A.H., Sallis, J.F., Castro, C.M., Lee, R.E., Hickmann, S.A., Williams, C., and Martin, J.E. (1998). A home-based behavioral intervention to promote walking in sedentary ethnic minority women: Project WALK. Women’s Health: Research on Gender, Behavior, and Policy, 4, 19-39.
Castro, C.M., Sallis, J.F., Hickmann, S.A., Lee, R.E., and Chen, A.H. (1999). A prospective study of psychosocial correlates of physical activity for ethnic minority women. Psychology and Health, 14 , 277-293.