Write a 750-1,000-word paper about your selected article (An article related to substance abuse and mental health). Be sure to include the following in your paper:
- A discussion about the key variables in the selected article
 - Identify the validity and reliability reported statistics for the article
 - The particular threats to internal validity that were found in the study
 - The strengths and limitations of the multivariate models used in the selected article
 - A reference and in-text citations for the selected article as well as one additional reference
 
Prepare this assignment according to the guidelines found in the APA Style.
