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Social Studies, 06.09.2019 20:30 krlx

Apharmaceutical company tests a new drug to relieve arthritis. some of the subjects receive a red capsule with the drug while others receive a red capsule with filler and no drug. those receiving the drug are called the group, while the subjects receiving the placebo are called the group.

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Apharmaceutical company tests a new drug to relieve arthritis. some of the subjects receive a red ca...
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