Turkish historians have uncovered the oldest-known example of a signed written consent form. Dating back to the 16th Century Ottoman Empire, the discovery suggests the use of these forms — in this ...

The use of deception or incomplete disclosure limits the subject's ability to make a fully informed decision of whether to participate in the research — one of the essential ethical concerns in human ...

Failure to obtain informed consent can result in significant consequences Exceptions to informed consent apply only in limited circumstances Elements of valid informed consent include patient capacity ...