I believe the answer you are looking for is "case study"
A case study is a publication of an experience conducted over an amount of time. It could be based on behavior for each or a group.
Well, I'm no expert but U can try baking soda and hydrogen peroxide... mix them up and then swish in your mouth. but dont do it 2 often, because those are both very acidic! Hope I helped
Answer: HIV should be reportable diseases to protect public health.
Explanation: