Gestational age:Time:Pt:^Fetus:Qn:US+Estimated from FL.Jeanty 1984
gestational age:time:pt:^fetus:qn:us+estimated from fl.jeanty 1984
Gestational age estimated from Femur length on US by Jeanty 1984 method
gestational age estimated from femur length on us by jeanty 1984 method