1. Genetic counseling;Fraser;Am J Hum Genet,1974
2. World Medical Association statement on genetic counseling and genetic engineering. http://www.wma.net/e/policy/c15.htm accessed April 2007.
3. Neutrality is not morality: the ethics of genetic counseling;Caplan,1993
4. Decision-making in the context of genetic risk;Shiloh,1996
5. Nondirectiveness in prenatal genetics: patients read between the lines;Anderson;Nurs Ethics,1999