Answers: 2
Health, 22.06.2019 15:20
[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6โ9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salkโs vaccine.what was the point of giving saline solution to the children who didnโt get the vaccine? explain briefly.
Answers: 2
Health, 22.06.2019 16:30
List things you can lose your license for if you are under 21
Answers: 2
Health, 23.06.2019 07:10
Which of these is a fact about performance enhancing drugs? a. steroids lack addictive properties. b. steroids use can cause dangerous side effects. c. it is safe to use steroids when working out. d. a person can get in legal trouble for using steroids.
Answers: 2
The Chain of Infection is a MODEL of...
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