Answers: 3
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, 22.06.2019 17:00, laneey3760
Is it ok for your junk to be 17inches in diameter and this is school related
Answers: 2
Health, 23.06.2019 12:00, mmoniquee
The nature–nurture issue refers to the debate over the relative contributions that make to the development of psychological traits. a. introspection and nerve cell activity b. unconscious and conscious motives c. behavior and mental processes d. genes and experience
Answers: 2
What are the jobs of bones and muscles?...
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