1Johannes Nielsen,Mogens Wohlert. Chromosome abnormalities found among 34910 newborn children: results from a 13-year incidence study in ?rhus, Denmark[J] 1991,Human Genetics(1):81~83
6Dhont M,De-Sutter P,Ruyssinck G,et al.Perinatal outcome of pregnancies after assisted reprouduction:a casse -control study[J].Am J Obstet Gynecol,1999,181:688-695.
7Fivnat.Pregnancies and births resulting from in vitro fertilization:French nationsl registry,analysis of data 1986 to 1990 FIVNAT(French In Vitro National)[J].Fertil Steril,1995,64:746-756.
8Westergaard H B,Johansen A M,Erb K,et al.Danish National In-Vitro Fertilization Registry 1994 and 1995 and 1995:a controlled study of births,malformations and cytogenetic findings[J].Hum Reprod,1999,14:1896-1902.
9Gibson F L,Ungerer J A,Leslie G L,et al.Development,behaviour and temperament:a prospective study of infants conceived through in-Vitro fertilization[J].Hum Reprod,1998,13(6):1727-1732.
10Dhont M , De-Sutter P , Ruyssinck G , et al . Perinatal outcome of pregnancies after assisted reprouduction : a case-control study[J] . Am J Obstet Gynecol , 1999,181:688-695.