1. Revised new guidelines for the use of semen-donor insemination;The American Fertility Society;Fertil Steril,1988
2. Semen banking, organ and tissue transplantation, and HIV antibody testing;Center for Disease Control;MMWR,1988
3. Effect of cryopreservation on human sperm motility;Centola;Mol Androl,1989
4. Comparison of fecundability with fresh and frozen semen in therapeutic donor insemination;Bordson;Fertil Steril,1986
5. Artificial insemination with fresh or frozen semen: a comparative study;Steinberger;JAMA,1973