1. Prenatal diagnosis for sex choice;Hastings Center Report,1980
2. Ethics and amniocentesis for fetal sex identification;Fletcher;Hastings Center Report,1980
3. The supreme court and sex choice;Steinfels;Hastings Center Report,1980
4. Negative and positive roghts;Childress;Hastings Center Report,1980
5. Wertz D. C. and Fletcher J. C. Fatal knowledge? Prenatal diagnosis and sex selection. Draft manuscript.