Preposition: of

• subject: Enquiries involving human subjects should, as far as practicable, be based on the freely given informed consent of subjects.

Converse of object

• obtain: A flexible and sensitive approach will be taken to how and when the RT will obtain informed consent.

• give: Gillick Competence - A test used to decide whether a young person is able to give informed consent.

• require: Obviously, more complex investigations usually require more informed consent from the mother.

• make: The early embryo is not in able to make informed consent in plans concerning its own future.

• imply: Postal questionnaires do not require a consent form since the act of completing and returning the questionnaire implies informed consent.

Preposition: for

• participation: Researchers place heavy emphasis on informed consent for participation in a trial.

Adjective modifier

• written: Patients were considered for the study if they had given written informed consent and had clinical evidence of pneumonia confirmed on X-ray.