View the full Interactive Tutorial at:
http://www.phgfoundation.org/tutorials/informedConsent/3.html
The need for informed consent arose in reaction to what are now considered unethical practices by researchers and clinicians in the early to mid-20th century and before.
Historically, the relationship between a healthcare professional and their patient or research subject was more unequal than it is now. There was little expectation, on both sides, that a patient should question their doctors decision
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