Health, 06.07.2019 22:30, Neishab932
Which is a disadvantage of playing competitive sports? risk of injury better health being social learning strategy
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 16:50, laura2school
Summarize four pregnancy-prevention methods. discuss the benefits effectiveness and risks of each
Answers: 2
Which is a disadvantage of playing competitive sports? risk of injury better health being social le...
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