1. Nondirectiveness in prenatal genetics;Anderson;Nursing Ethics,1999
2. Directiveness in prenatal genetic counseling;Burke;Women and Health,1994
3. Neutrality is not morality;Caplan,1993
4. Caplan, A. (2000). Eugenics and genetics. Paper presented at Kings College, London, February 2000.
5. The grounded theory method;Charmaz,1983