Gestational age:Time:Pt:^Fetus:Qn:US.estimated from cerebellum.Goldstein 1987
gestational age:time:pt:^fetus:qn:us.estimated from cerebellum.goldstein 1987
Gestational age:Time:Pt:^Fetus:Qn:US.estimated from cerebellum.Goldstein 1987
gestational age:time:pt:^fetus:qn:us.estimated from cerebellum.goldstein 1987