Answers: 2
Health, 22.06.2019 15:20, timozy95
[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 6–9), 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 salk’s vaccine. what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.
Answers: 2
Health, 23.06.2019 05:30, AlaskaAirlines
You should expect adults to respect you in return. true false
Answers: 2
Health, 24.06.2019 03:30, youngboymark123
Question 2 if an organizational manual exists, a description of the division of work and the positions shown on the organization chart will be given in the manual or will be located on the company's intranet. a. trueb. false
Answers: 1
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