In all the international guidelines on informed consent, including those of the World Medical Association and the European Union guidelines, written consent is considered preferable, with verbal consent appropriate only where participants are non-literate [ 14].
20 The items on the questionnaire were generated from the basic elements of informed consent obtained from an extensive literature search on guidelines for contextual development of informed consent tools, 23 32 international ethical guidelines 3 5 and operational guidelines from the Gambia Government/Medical Research Council Joint Ethics Committee.
There is a need to be able to understand the rationale for current research ethics guidelines, appreciate the relationship of informed consent to broader ethical guidelines such as the Belmont report, Declaration of Helsinki, and to articulate and consider the elements of informed consent within research protocols.
He highlights potential conflicts between professional ethics and legal guidelines and expands discussions of informed consent, confidentiality and privileged communication, boundaries and dual relationships, documentation, conflicts of interest, and risk management.
Although we disseminated guidelines on the ethics of informed consent for photography, only one photographer made reference to a code of conduct with regard to use of images [ 21].
The third, the source of guidelines for informed consent, requires that subjects enter into the research voluntarily and with adequate information (respect for persons).
The 2001 guidelines describe basic principles and various issues including the method of informed consent, the return of results, and handling of samples.
Patients provided written acknowledgement of informed consent in accordance with institutional and federal guidelines.
Revisions to existing guidelines or the development of new policies will affect the development of informed consent documents.
