How does the author's use of the phrase "the equivalent of deserts or islands" on
page 4 contribute to the meaning of the
passage?
It describes the seriousness of the lack of
medical services in certain areas.
Clinical Trials-
Without Errors
Medicines and medical treatments help
sick people, but how do we know this for
sure? Before doctors prescribe a drug or
treatment, it has to have undergone a
test known as a clinical trial. The purpose
of a clinical trial is to demonstrate that
the drug or treatment works and is safe.
Clinical trials are intended to guarantee
the public's health, which is why it is
important that they are done in the right
way.
It suggests that some areas are harsh
natural environments in which to survive.
It illustrates why some people suffer from
spring allergies
It explains why volunteers live so far away
from sites.
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