00311nas a2200133   4500000000100000000000100001008004100002100001600043700001200059245005600071300001100127490000700138022003200145       2004                            d1 aB. Bradbury1 aH. Jick00aIn vitro fertilization and childhood retinoblastoma  a209-110 v58  a0306-5251 (Print) 0306-5251