Problem: Research Proposal
Topic: Covid-19 Vaccine and the Risk Involved in the Vaccine
In patients aged 65 and older (P), how does the use of the Covid-19 vaccine (I) compared to not receiving the vaccine (C) influence the risk of developing adverse reaction (O) within the first week of administration?
The response must include a reference list. Using Times New Roman 12 pnt font, double-space, one-inch margins, and APA style of writing and citations.