Keywords

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4.J Perinat Med. 2003;31(3):242-50 
5.Hum Reprod. 2002 Jul;17(7):1755-61.
6.Hum Reprod. 2002 Jul;17(7):1755-61.
7.Int J Technol Assess Health Care. 1999 Winter;15(1):52-65 
8.Hum Reprod. 1999 Jul;14(7):1896-902 
9.Hum Reprod. 2002 May;17(5):1391-8. 
10.J Assist Reprod Genet. 1999 May;16(5):221-32. 
11.Hum Reprod. 2000 Apr;15(4):935-40. 
12.Hum Reprod Update. 2002 Mar-Apr;8(2):117-28 
13.Hum Reprod. 2002 Mar;17(3):671-94 
14.Hum Reprod. 2000 May;15(5):1189-94 
15.Reprod Biomed Online. 2002 Sep-Oct;5(2):171-8 
16.Pediatrics. 2000 Oct;106(4):650-3 
17.Pediatrics. 2000 Oct;106(4):650-3. 
18.Hum Reprod. 1999 May;14(5):1338-40. 
19.Hum Reprod. 1998 Jun;13(6):1702-5.
20.JPerinatol. 1997 Nov-Dec;17(6):473-6.
21.Hum Reprod. 1997 Aug;12(8):1819-25. 
22.Hum Reprod. 1998 Feb;13(2):483-90 
23.Fertil Steril. 1997 Jun;67(6): 1077-83. 
24.http://southşorida.sun-sentinel.com/careers/vitalsigns/partfolder/xiii04premee.htm 
25.http://southşorida.sun-sentinel.com/careers/vitalsigns/partfolder/xiii04premee.htm 26.http://www.managedcaremag.com/archives/0111/0111.peer_highrisk.html 
27.Obstet Gynecol. 2003 Sep;102(3):488-92
28.http://www.modimes.org/files/pm_launch_factsheet.doc 
29.Fertil Steril. 1997 Feb;67(2):290-5 
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31.Ceska Gynekol. 2000 Dec;65 Suppl 1:24-9