Problem
I. Identify the type of study as either quantitative or qualitative. What characteristics make it quantitative or qualitative?
II. Provide a brief summary of the research question, research design, outcomes, and key takeaways.
Article: "Nurses' perception of occupational stress and its influencing factors: A qualitative study" by Mohsen Adib-Hajbaghery, Marzieh Khamechian, and Negin Masoodi Alavi.