[Solution]Epidemiology and Disease Control

The STEP study is the name of a clinical trial to test an experimental human immunodeficiency virus (HIV) vaccine. The STEP study enrolled 3,000 participants at sites in Australia, Brazil, Canada, the Dominican Republic, Haiti, Jamaica, Peru, Puerto Rico, and the United States. The study was designed to test an HIV vaccine, which aimed to stimulate production of immune system T-cells that can kill HIV-infected cells.

Your Homework Market Your Homework Market provides you with quality papers in all subjects at all levels of education from high school to college and university. We offer assistance to students who are faced with strict timelines in delivering their papers, while at the same time having to deal with other challenges of life such as work and family life. Our papers are plagiarism-free and are delivered within your budget, in the specified timeline.