Fisher Thomas F, Crabtree Jeffrey L
School of Health and Rehabilitation Sciences, Department of Occupational Therapy, Indiana University-Purdue University at Indianapolis, 1140 West Michigan Street, CF 311, Indianapolis, IN 46202-5199, USA.
Am J Occup Ther. 2009 Sep-Oct;63(5):656-60. doi: 10.5014/ajot.63.5.656.