Before revision: Professional organizations The American Therapeutic Recreation Association (ATRA) and the Canadian Therapeutic Recreation Association (CTRA) are the largest national membership organizations representing the interests and needs of recreational therapists in the U. S. and Canada.
After revision: Professional Organizations The American Therapeutic Recreation Association (ATRA) and the Canadian Therapeutic Recreation Association (CTRA) are the largest national membership organizations representing the interests and needs of recreational therapists in the U. S. and Canada.