Andwriting characteristics of Iranian adults with and without Down syndrome

This is a dissertation based on provided research proposal. The structure of the task will be as below:

1) scientific Abstract (1page)
2) Introduction (1-1.5 page(s))
3) Literature Review need to emerge with intro(10-12 pages)
4) Methodology (2 pages)
5) Results (4-5 pages)
6) Discussion (7-8 pages)
7) References (35 references APA style)

I will provide some academic articles related to my research topic but the writer needs to find more supporting scientific journal articles accordingly (please use the last published related academic articles during last 5-6 years).
At the moment I am working to provide collected data to you and as soon as they are ready I will send to you, but in this stage you can start 3 first parts.