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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 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.
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Health, 22.06.2019 19:00
Julia consumes 2,000 kcal per day. which of the following ranges allow her to stay within her amdr for calories from protein per day?
Answers: 1
Health, 22.06.2019 23:00
Disaster preparedness procedures should include assembling educational and entertainment materials for children. specifying how information will be shared with families. storing one gallon of water for each person. evacuating immediately if it is safe to do so.
Answers: 1
How is everyone? Lol have a good day...
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