The region with the most population affected by AIDS is the Sub-Saharan Africa. It's an estimated 70% of people that have HIV, and more than 60% have died due to the said disease. Around more than 5% of adults are currently infected in the region.
You have the right to do what ever you please as long as you comply with the laws of the country.
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The correct answer to this open question is the following.
You forgot to mention or attach the lenses that you refer to in the question. However, we can answer is general terms.
When we talk about the term "lens" in research, we are referring to a specific perspective to examine the topic at hand or the study. We can use philosophical lenses, economic, organizational, social, or psychological theories.
So we do not what lens you chose, but whatever your choice was, this lens might change how you approach researching your topic, thus affecting the historical narrative, because that particular approach is going to offer you different sources, authors, perspectives, and research lines to be followed. Your historic narrative would suffer modifications because you will have so many approaches to include in your research.
Zaeim qabli is the arabic term