• Identify if the article addresses reliability or validity.
• Discuss if the article addresses sources of error variance, reliability estimates, evidence of validity, or bias and fairness.
• Identify the specific type of reliability or validity (for example, test-retest reliability, predictive validity, etc.).
• Identify the overall results of the research, including any psychometric or statistical outcomes.

I need a full, detailed background on each reference. A minimum of a paragraph. Below are the references.

Chen, K., Lee, C. K. M., Yu, T., Cheng, L., Chao, C., & Hsieh, C. (2021). Test-retest reliability and convergent validity of the test of nonverbal intelligence-fourth edition in patients with schizophrenia. BMC Psychiatry, 21(1). https://doi.org/10.1186/s12888-021-03041-4

Vance, B., Hankins, N. E., & Brown, W. (1988). Ethnic and sex differences on the test of Nonverbal intelligence, quick test of intelligence, and Wechsler intelligence scale for children-revised. Journal of Clinical Psychology, 44(2), 261-265. https://doi.org/10.1002/1097-4679(198803)44:2

Ehrenberg, M. F., Cox, D. N., & Koopman, R. F. (1990). The Millon Adolescent Personality Inventory profiles of depressed adolescents. PubMed, 25(98), 415-424. https://pubmed.ncbi.nlm.nih.gov/2375267

Tringone, R., & Bockian, N. R. (2015). Millon's contributions to Preadolescent and adolescent Personality Assessment: Searching onward and upward. Journal of Personality Assessment, 97(6), 563-571. https://doi.org/10.1080/00223891.2015.1064438

Evans, L., & OehlerStinnett, J. (2008). Validity of the osu post-traumatic stress disorder scale and the behavior assessment system for children self-report of personality with child tornado survivors. Psychology in the Schools, 45(2), 121-131. https://doi.org/10.1002/pits.20285

Tan, A. T. S., Kraska, J., Bell, K. L., & Costello, S. (2021). Confirmatory factor analyses of the Behavior Assessment System for Children - Third Edition among an Australian sample. The Educational and Developmental Psychologist, 38(1), 131-142. https://doi.org/10.1080/20590776.2021.1907181