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Health, 19.05.2021 18:40 acrespo3425
What is a benefit of casual relationships? Provide an example of this type of relationship.
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[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 6ā9), 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 salkās vaccine.what was the point of giving saline solution to the children who didnāt get the vaccine? explain briefly.
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What is a benefit of casual relationships? Provide an example of this type of relationship....
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