3Grimes D, Schulz K, van Vliet H, et al. Immediate post-partum insertion of intrauterine devices. Cochrane Database Syst Rev, 2003, (1):CD003036.
4Harrison-Woolrych M, Ashton J, Coulter D. Uterine perforation on intrauterine device insertion: is the incidence higher than previously reported? Contraception, 2003 , 67( 1):53-56.
5Avid H, Carmen C, Daniel H, et al. The costs and benefits of IUD follow-up visits in the Mexican social security institute. Inter Fam Plann Perspect, 1999, 25:21-26.
6UNDP/UNFPA/WHO/HRP. Progress, 2002, 60:1-7.
7IMPA.IPPF medical bulletin, 200-3,37 (2) : 1-4.
8French R, Cowan F, Mansour D,et al. Hormonally impregnated intrauterine systems (IUSs), versus other forms ofreversible contraceptives as effective methods of preventing pregnancy. Cochrane Database Syst Rev,2001 ,(2):CD001776.
9O'Brien PA, Marfleet C. Frameless versus classical intrauterine device for contraception. Cochrane Database Syst Rev,2001, (4):CD003282.
10Martinez F, Gimenez E, Hemandez G, et al. Experience with Gyne-FIX insertions in Spain: favorable acceptance of the intrauterine contraceptive implant with some limitations. Contraception, 2002, 66(5):315-320.
