Intrauterine Devices
Short fact sheets describes the different types of IUDs available globally, their use, and limitations on their use.
http://www.rho.org/html/cont-iuds.htm - Details

Feminist Women's Health Center - Intrauterine Device (IUD)
Information on use, cautions, side effects, advantages, disadvantages, IUDs for emergency contraception.
http://www.fwhc.org/birth-control/iudinfo.htm - Details