http://reply.papertrans.cn/2/164/16314/16314-31.png
http://reply.papertrans.cn/2/164/16314/16314-32.png
http://reply.papertrans.cn/2/164/16314/16314-33.png
Submitted on: 02 March 2000.
Revised on: 05 May 2000.
Accepted on: 25 June 2000.
___________________JOURNAL OF DEVELOPMENTAL AND PHYSICAL DISABILITIES
http://reply.papertrans.cn/2/164/16314/16314-35.png
Submitted on: 03 September 2024.
Revised on: 09 December 2024.
Accepted on: 03 February 2025.
___________________JOURNAL OF DEVELOPMENTAL AND PHYSICAL DISABILITIES