What is clinical assessment and why is it important? What are your thoughts about the DSM (i.e., pros or cons)?

In a paper of 1,250 – 1,500 words, review a human factors study published within the last 5 years that is examining the perception of depth as component of the study. Describe the study, its findings, and future work that could be done. I can’t seem to find any papers on this subject. could any and all help with the response to these subject matter?