411 REFERENCE · Wikibooks
Sexual Health/References
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Sex Cells
Krock Lexi Fertility Throughout Life 18 Ways to Make a Baby NOVA Online October 2001 http://www.pbs.org/wgbh/nova/baby/fert_text.html 2006-12-24
Haines Cynthiac Your Guide to the Female Reproductive System The Cleveland Clinic Women's Health Center WebMD January 2006 http://www.webmd.com/content/article/51/40619.htm 2006-12-24
Pregnancy
Reitzi Cindy The hardships of teen pregnancy Wisconsin Education Association Council April 2005 http://www.weac.org/News/2004-05/april05/todaysclass.htm 2006-08-29
Wilcox AJ, Baird DD, Weinberg CR Time of implantation of the conceptus and loss of pregnancy. New England Journal of Medicine 340 23 1796-1799 1999 10362823
Other Birth Control
Researchers find no sperm in pre-ejaculate fluid Contraceptive Technology Update 14 10 154-156 October 1993 12286905
Zukerman Z. Weiss D.B. Orvieto R.
Short Communication: Does Preejaculatory Penile Secretion Originating from Cowper's Gland Contain Sperm? Journal of Assisted Reproduction and Genetics 20 4 157-159 April 2003 12762415
Moore W. Searching for Dr Condom. BMJ 2008; 337:a1166.