1. WMA Declaration of Helsinki - Ethical Principles for Medical Research Involving Human Subjects. In.; 1964.
2. WMA Declaration of Helsinki - Ethical Principles for Medical Research Involving Human Subjects. In.; 2013.
3. Det etiske råd [ http://www.etiskraad.dk/ ]
4. The National Committee for Medical and Health Research Ethics (NEM) [ https://www.etikkom.no/en/In-English/Committee-for-Medical-and-Health-Research ]
5. Central Committee on Research Involving Human Subjects [ http://www.ccmo.nl/nl ]